52161717000 has 128 divisors (see below), whose sum is σ = 166714329600. Its totient is φ = 13570496000.

The previous prime is 52161716941. The next prime is 52161717017. The reversal of 52161717000 is 71716125.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 89040 + ... + 335039.

It is an arithmetic number, because the mean of its divisors is an integer number (1302455700).

Almost surely, 2^52161717000 is an apocalyptic number.

52161717000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52161717000 is an abundant number, since it is smaller than the sum of its proper divisors (114552612600).

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

52161717000 is a wasteful number, since it uses less digits than its factorization.

52161717000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424144 (or 424130 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 30.

The spelling of 52161717000 in words is "fifty-two billion, one hundred sixty-one million, seven hundred seventeen thousand".