368463940819 has 16 divisors (see below), whose sum is σ = 407575167552. Its totient is φ = 330892933248.

The previous prime is 368463940813. The next prime is 368463940847. The reversal of 368463940819 is 918049364863.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-368463940819 is a prime.

It is a super-2 number, since 2×368463940819² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (368463940813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5185002 + ... + 5255584.

It is an arithmetic number, because the mean of its divisors is an integer number (25473447972).

Almost surely, 2^368463940819 is an apocalyptic number.

368463940819 is a deficient number, since it is larger than the sum of its proper divisors (39111226733).

368463940819 is a wasteful number, since it uses less digits than its factorization.

368463940819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81486.

The product of its (nonzero) digits is 26873856, while the sum is 61.

The spelling of 368463940819 in words is "three hundred sixty-eight billion, four hundred sixty-three million, nine hundred forty thousand, eight hundred nineteen".