47155646674320 has 160 divisors (see below), whose sum is σ = 151162352799744. Its totient is φ = 12147885964800.

The previous prime is 47155646674277. The next prime is 47155646674369. The reversal of 47155646674320 is 2347664655174.

It is a super-2 number, since 2×47155646674320² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 1301782 + ... + 9798261.

Almost surely, 2^{47155646674320} is an apocalyptic number.

47155646674320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47155646674320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75581176399872).

47155646674320 is an abundant number, since it is smaller than the sum of its proper divisors (104006706125424).

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

47155646674320 is a wasteful number, since it uses less digits than its factorization.

47155646674320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100661 (or 11100655 counting only the distinct ones).

The product of its (nonzero) digits is 101606400, while the sum is 60.

The spelling of 47155646674320 in words is "forty-seven trillion, one hundred fifty-five billion, six hundred forty-six million, six hundred seventy-four thousand, three hundred twenty".