2520348138 has 96 divisors (see below), whose sum is σ = 7166615040. Its totient is φ = 620174880.

The previous prime is 2520348137. The next prime is 2520348151. The reversal of 2520348138 is 8318430252.

It is not an unprimeable number, because it can be changed into a prime (2520348137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21520 + ... + 74187.

It is an arithmetic number, because the mean of its divisors is an integer number (74652240).

Almost surely, 2^2520348138 is an apocalyptic number.

2520348138 is an abundant number, since it is smaller than the sum of its proper divisors (4646266902).

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

2520348138 is a wasteful number, since it uses less digits than its factorization.

2520348138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95752 (or 95749 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 2520348138 is about 50203.0690097727. The cubic root of 2520348138 is about 1360.8810859935.

The spelling of 2520348138 in words is "two billion, five hundred twenty million, three hundred forty-eight thousand, one hundred thirty-eight".