40746113872258 has 4 divisors (see below), whose sum is σ = 61119170808390. Its totient is φ = 20373056936128.

The previous prime is 40746113872241. The next prime is 40746113872259. The reversal of 40746113872258 is 85227831164704.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35317787037129 + 5428326835129 = 5942877^2 + 2329877^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (40746113872259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10186528468063 + ... + 10186528468066.

Almost surely, 2^{40746113872258} is an apocalyptic number.

40746113872258 is a deficient number, since it is larger than the sum of its proper divisors (20373056936132).

40746113872258 is a wasteful number, since it uses less digits than its factorization.

40746113872258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20373056936131.

The product of its (nonzero) digits is 18063360, while the sum is 58.

The spelling of 40746113872258 in words is "forty trillion, seven hundred forty-six billion, one hundred thirteen million, eight hundred seventy-two thousand, two hundred fifty-eight".