5142722652 has 72 divisors (see below), whose sum is σ = 13088275200. Its totient is φ = 1702598688.

The previous prime is 5142722621. The next prime is 5142722653. The reversal of 5142722652 is 2562272415.

5142722652 is a `hidden beast` number, since 5 + 1 + 427 + 226 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5142722653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5669583 + ... + 5670489.

It is an arithmetic number, because the mean of its divisors is an integer number (181781600).

Almost surely, 2^5142722652 is an apocalyptic number.

It is an amenable number.

5142722652 is an abundant number, since it is smaller than the sum of its proper divisors (7945552548).

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

5142722652 is a wasteful number, since it uses less digits than its factorization.

5142722652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815 (or 1810 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 5142722652 is about 71712.7788612323. The cubic root of 5142722652 is about 1726.0937013732.

The spelling of 5142722652 in words is "five billion, one hundred forty-two million, seven hundred twenty-two thousand, six hundred fifty-two".