2530156555 has 16 divisors (see below), whose sum is σ = 3078619488. Its totient is φ = 1996000000.

The previous prime is 2530156547. The next prime is 2530156589. The reversal of 2530156555 is 5556510352.

It is not a de Polignac number, because 2530156555 - 2³ = 2530156547 is a prime.

It is a Duffinian number.

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, 116775 + ... + 136735.

It is an arithmetic number, because the mean of its divisors is an integer number (192413718).

Almost surely, 2^2530156555 is an apocalyptic number.

2530156555 is a deficient number, since it is larger than the sum of its proper divisors (548462933).

2530156555 is a wasteful number, since it uses less digits than its factorization.

2530156555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20318.

The product of its (nonzero) digits is 112500, while the sum is 37.

The square root of 2530156555 is about 50300.6615761662. The cubic root of 2530156555 is about 1362.6441772071.

The spelling of 2530156555 in words is "two billion, five hundred thirty million, one hundred fifty-six thousand, five hundred fifty-five".