2520122645156 has 48 divisors (see below), whose sum is σ = 4651859208192. Its totient is φ = 1192822761600.

The previous prime is 2520122645093. The next prime is 2520122645177. The reversal of 2520122645156 is 6515462210252.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10729730 + ... + 10962086.

It is an arithmetic number, because the mean of its divisors is an integer number (96913733504).

Almost surely, 2^{2520122645156} is an apocalyptic number.

It is an amenable number.

2520122645156 is a deficient number, since it is larger than the sum of its proper divisors (2131736563036).

2520122645156 is a wasteful number, since it uses less digits than its factorization.

2520122645156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234300 (or 234298 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 2520122645156 in words is "two trillion, five hundred twenty billion, one hundred twenty-two million, six hundred forty-five thousand, one hundred fifty-six".