456974194838 has 32 divisors (see below), whose sum is σ = 784344605184. Its totient is φ = 195606176832.

The previous prime is 456974194837. The next prime is 456974194843. The reversal of 456974194838 is 838491479654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456974194837) 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, 47482895 + ... + 47492517.

It is an arithmetic number, because the mean of its divisors is an integer number (24510768912).

Almost surely, 2^456974194838 is an apocalyptic number.

456974194838 is a deficient number, since it is larger than the sum of its proper divisors (327370410346).

456974194838 is a wasteful number, since it uses less digits than its factorization.

456974194838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13436.

The product of its digits is 209018880, while the sum is 68.

The spelling of 456974194838 in words is "four hundred fifty-six billion, nine hundred seventy-four million, one hundred ninety-four thousand, eight hundred thirty-eight".