55249602152 has 32 divisors (see below), whose sum is σ = 106139315520. Its totient is φ = 26946034560.

The previous prime is 55249602077. The next prime is 55249602157. The reversal of 55249602152 is 25120694255.

It is a super-2 number, since 2×55249602152² (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 (55249602157) 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, 2266493 + ... + 2290739.

It is an arithmetic number, because the mean of its divisors is an integer number (3316853610).

Almost surely, 2^55249602152 is an apocalyptic number.

It is an amenable number.

55249602152 is a deficient number, since it is larger than the sum of its proper divisors (50889713368).

55249602152 is a wasteful number, since it uses less digits than its factorization.

55249602152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31241 (or 31237 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 55249602152 in words is "fifty-five billion, two hundred forty-nine million, six hundred two thousand, one hundred fifty-two".