52415128652 has 24 divisors (see below), whose sum is σ = 94409094192. Its totient is φ = 25447161600.

The previous prime is 52415128627. The next prime is 52415128657. The reversal of 52415128652 is 25682151425.

It is a super-2 number, since 2×52415128652² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (52415128657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722753 + ... + 791960.

It is an arithmetic number, because the mean of its divisors is an integer number (3933712258).

Almost surely, 2^52415128652 is an apocalyptic number.

It is an amenable number.

52415128652 is a deficient number, since it is larger than the sum of its proper divisors (41993965540).

52415128652 is a wasteful number, since it uses less digits than its factorization.

52415128652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514969 (or 1514967 counting only the distinct ones).

The product of its digits is 192000, while the sum is 41.

The spelling of 52415128652 in words is "fifty-two billion, four hundred fifteen million, one hundred twenty-eight thousand, six hundred fifty-two".