2038855456507 has 4 divisors (see below), whose sum is σ = 2042476869960. Its totient is φ = 2035234043056.

The previous prime is 2038855456493. The next prime is 2038855456549. The reversal of 2038855456507 is 7056545588302.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2038855456507 is a prime.

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 a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2038855456597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1810705882 + ... + 1810707007.

It is an arithmetic number, because the mean of its divisors is an integer number (510619217490).

Almost surely, 2^{2038855456507} is an apocalyptic number.

2038855456507 is a deficient number, since it is larger than the sum of its proper divisors (3621413453).

2038855456507 is an equidigital number, since it uses as much as digits as its factorization.

2038855456507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621413452.

The product of its (nonzero) digits is 40320000, while the sum is 58.

The spelling of 2038855456507 in words is "two trillion, thirty-eight billion, eight hundred fifty-five million, four hundred fifty-six thousand, five hundred seven".