55331223625436 has 96 divisors (see below), whose sum is σ = 108756095137536. Its totient is φ = 24414276096000.

The previous prime is 55331223625429. The next prime is 55331223625487. The reversal of 55331223625436 is 63452632213355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 372750071 + ... + 372898481.

It is an arithmetic number, because the mean of its divisors is an integer number (1132875991016).

Almost surely, 2^{55331223625436} is an apocalyptic number.

It is an amenable number.

55331223625436 is a deficient number, since it is larger than the sum of its proper divisors (53424871512100).

55331223625436 is a wasteful number, since it uses less digits than its factorization.

55331223625436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149683 (or 149681 counting only the distinct ones).

The product of its digits is 11664000, while the sum is 50.

The spelling of 55331223625436 in words is "fifty-five trillion, three hundred thirty-one billion, two hundred twenty-three million, six hundred twenty-five thousand, four hundred thirty-six".