55622640152 has 8 divisors (see below), whose sum is σ = 104292450300. Its totient is φ = 27811320072.

The previous prime is 55622640149. The next prime is 55622640169. The reversal of 55622640152 is 25104622655.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3476415002 + ... + 3476415017.

Almost surely, 2^55622640152 is an apocalyptic number.

It is an amenable number.

55622640152 is a deficient number, since it is larger than the sum of its proper divisors (48669810148).

55622640152 is a wasteful number, since it uses less digits than its factorization.

55622640152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6952830025 (or 6952830021 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 55622640152 in words is "fifty-five billion, six hundred twenty-two million, six hundred forty thousand, one hundred fifty-two".