55629598752 has 144 divisors (see below), whose sum is σ = 194703687360. Its totient is φ = 14671535616.

The previous prime is 55629598751. The next prime is 55629598769. The reversal of 55629598752 is 25789592655.

55629598752 is a `hidden beast` number, since 556 + 2 + 9 + 5 + 9 + 8 + 75 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 55629598752.

It is not an unprimeable number, because it can be changed into a prime (55629598751) 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, 1035102 + ... + 1087517.

It is an arithmetic number, because the mean of its divisors is an integer number (1352108940).

Almost surely, 2^55629598752 is an apocalyptic number.

55629598752 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

55629598752 is an abundant number, since it is smaller than the sum of its proper divisors (139074088608).

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

55629598752 is a wasteful number, since it uses less digits than its factorization.

55629598752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122655 (or 2122644 counting only the distinct ones).

The product of its digits is 68040000, while the sum is 63.

The spelling of 55629598752 in words is "fifty-five billion, six hundred twenty-nine million, five hundred ninety-eight thousand, seven hundred fifty-two".