55120604492 has 6 divisors (see below), whose sum is σ = 96461057868. Its totient is φ = 27560302244.

The previous prime is 55120604443. The next prime is 55120604533. The reversal of 55120604492 is 29440602155.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6890075558 + ... + 6890075565.

It is an arithmetic number, because the mean of its divisors is an integer number (16076842978).

Almost surely, 2^55120604492 is an apocalyptic number.

It is an amenable number.

55120604492 is a deficient number, since it is larger than the sum of its proper divisors (41340453376).

55120604492 is a wasteful number, since it uses less digits than its factorization.

55120604492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13780151127 (or 13780151125 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 55120604492 in words is "fifty-five billion, one hundred twenty million, six hundred four thousand, four hundred ninety-two".