3156454556500 has 96 divisors (see below), whose sum is σ = 8070669734400. Its totient is φ = 1055817504000.

The previous prime is 3156454556491. The next prime is 3156454556509. The reversal of 3156454556500 is 56554546513.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3156454556491) and next prime (3156454556509).

It is a super-2 number, since 2×3156454556500² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3156454556509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10854600 + ... + 11141599.

It is an arithmetic number, because the mean of its divisors is an integer number (84069476400).

Almost surely, 2^{3156454556500} is an apocalyptic number.

It is an amenable number.

3156454556500 is an abundant number, since it is smaller than the sum of its proper divisors (4914215177900).

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

3156454556500 is a wasteful number, since it uses less digits than its factorization.

3156454556500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21996266 (or 21996254 counting only the distinct ones).

The product of its (nonzero) digits is 5400000, while the sum is 49.

The spelling of 3156454556500 in words is "three trillion, one hundred fifty-six billion, four hundred fifty-four million, five hundred fifty-six thousand, five hundred".