457968658938 has 96 divisors (see below), whose sum is σ = 1115500196160. Its totient is φ = 124813866240.

The previous prime is 457968658921. The next prime is 457968658969. The reversal of 457968658938 is 839856869754.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 384078 + ... + 1031238.

It is an arithmetic number, because the mean of its divisors is an integer number (11619793710).

Almost surely, 2^457968658938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 457968658938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557750098080).

457968658938 is an abundant number, since it is smaller than the sum of its proper divisors (657531537222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

457968658938 is a wasteful number, since it uses less digits than its factorization.

457968658938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647292 (or 647285 counting only the distinct ones).

The product of its digits is 3135283200, while the sum is 78.

The spelling of 457968658938 in words is "four hundred fifty-seven billion, nine hundred sixty-eight million, six hundred fifty-eight thousand, nine hundred thirty-eight".