40174607421 has 32 divisors (see below), whose sum is σ = 64161995520. Its totient is φ = 24697472832.

The previous prime is 40174607419. The next prime is 40174607423. The reversal of 40174607421 is 12470647104.

It is a happy number.

40174607421 is a `hidden beast` number, since 4 + 0 + 1 + 7 + 4 + 607 + 42 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (40174607419) and next prime (40174607423).

It is not a de Polignac number, because 40174607421 - 2¹ = 40174607419 is a prime.

It is a super-2 number, since 2×40174607421² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40174607423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286815 + ... + 403251.

It is an arithmetic number, because the mean of its divisors is an integer number (2005062360).

Almost surely, 2^40174607421 is an apocalyptic number.

It is an amenable number.

40174607421 is a deficient number, since it is larger than the sum of its proper divisors (23987388099).

40174607421 is a wasteful number, since it uses less digits than its factorization.

40174607421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117442 (or 117436 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The spelling of 40174607421 in words is "forty billion, one hundred seventy-four million, six hundred seven thousand, four hundred twenty-one".