2500318385038 has 4 divisors (see below), whose sum is σ = 3750477577560. Its totient is φ = 1250159192518.

The previous prime is 2500318385029. The next prime is 2500318385099. The reversal of 2500318385038 is 8305838130052.

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

It is a super-2 number, since 2×2500318385038² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625079596258 + ... + 625079596261.

It is an arithmetic number, because the mean of its divisors is an integer number (937619394390).

Almost surely, 2^{2500318385038} is an apocalyptic number.

2500318385038 is a deficient number, since it is larger than the sum of its proper divisors (1250159192522).

2500318385038 is a wasteful number, since it uses less digits than its factorization.

2500318385038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250159192521.

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 2500318385038 in words is "two trillion, five hundred billion, three hundred eighteen million, three hundred eighty-five thousand, thirty-eight".