55620156540236 has 12 divisors (see below), whose sum is σ = 97335800920680. Its totient is φ = 27809927705760.

The previous prime is 55620156540217. The next prime is 55620156540253. The reversal of 55620156540236 is 63204565102655.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36807866 + ... + 38289153.

It is an arithmetic number, because the mean of its divisors is an integer number (8111316743390).

Almost surely, 2^{55620156540236} is an apocalyptic number.

It is an amenable number.

55620156540236 is a deficient number, since it is larger than the sum of its proper divisors (41715644380444).

55620156540236 is a wasteful number, since it uses less digits than its factorization.

55620156540236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75282184 (or 75282182 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 50.

The spelling of 55620156540236 in words is "fifty-five trillion, six hundred twenty billion, one hundred fifty-six million, five hundred forty thousand, two hundred thirty-six".