6156505856364 has 96 divisors (see below), whose sum is σ = 15440572632576. Its totient is φ = 1904222960640.

The previous prime is 6156505856329. The next prime is 6156505856407. The reversal of 6156505856364 is 4636585056516.

It is a junction number, because it is equal to n+sod(n) for n = 6156505856298 and 6156505856307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2546979 + ... + 4335909.

It is an arithmetic number, because the mean of its divisors is an integer number (160839298256).

Almost surely, 2^{6156505856364} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6156505856364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7720286316288).

6156505856364 is an abundant number, since it is smaller than the sum of its proper divisors (9284066776212).

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

6156505856364 is a wasteful number, since it uses less digits than its factorization.

6156505856364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1789335 (or 1789333 counting only the distinct ones).

The product of its (nonzero) digits is 77760000, while the sum is 60.

The spelling of 6156505856364 in words is "six trillion, one hundred fifty-six billion, five hundred five million, eight hundred fifty-six thousand, three hundred sixty-four".