5251155601024 has 128 divisors (see below), whose sum is σ = 11249487204480. Its totient is φ = 2435191418880.

The previous prime is 5251155601019. The next prime is 5251155601063. The reversal of 5251155601024 is 4201065511525.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31833639 + ... + 31998169.

It is an arithmetic number, because the mean of its divisors is an integer number (87886618785).

Almost surely, 2^{5251155601024} 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 5251155601024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5624743602240).

5251155601024 is an abundant number, since it is smaller than the sum of its proper divisors (5998331603456).

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

5251155601024 is a wasteful number, since it uses less digits than its factorization.

5251155601024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164898 (or 164886 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 5251155601024 in words is "five trillion, two hundred fifty-one billion, one hundred fifty-five million, six hundred one thousand, twenty-four".