2156305152310 has 64 divisors (see below), whose sum is σ = 4006054920960. Its totient is φ = 835046876160.

The previous prime is 2156305152293. The next prime is 2156305152311. The reversal of 2156305152310 is 132515036512.

It is a super-2 number, since 2×2156305152310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2156305152311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122113002 + ... + 122130658.

It is an arithmetic number, because the mean of its divisors is an integer number (62594608140).

Almost surely, 2^{2156305152310} is an apocalyptic number.

2156305152310 is a deficient number, since it is larger than the sum of its proper divisors (1849749768650).

2156305152310 is a wasteful number, since it uses less digits than its factorization.

2156305152310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19321.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 2156305152310 in words is "two trillion, one hundred fifty-six billion, three hundred five million, one hundred fifty-two thousand, three hundred ten".