5155452032 has 64 divisors (see below), whose sum is σ = 10685520000. Its totient is φ = 2474615808.

The previous prime is 5155451941. The next prime is 5155452041. The reversal of 5155452032 is 2302545515.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 5155452032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660569 + ... + 668327.

It is an arithmetic number, because the mean of its divisors is an integer number (166961250).

Almost surely, 2^5155452032 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 5155452032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5342760000).

5155452032 is an abundant number, since it is smaller than the sum of its proper divisors (5530067968).

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

5155452032 is a wasteful number, since it uses less digits than its factorization.

5155452032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7981 (or 7969 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 5155452032 is about 71801.4765307789. The cubic root of 5155452032 is about 1727.5166829600.

Adding to 5155452032 its reverse (2302545515), we get a palindrome (7457997547).

The spelling of 5155452032 in words is "five billion, one hundred fifty-five million, four hundred fifty-two thousand, thirty-two".