55506100610502 has 48 divisors (see below), whose sum is σ = 122246035159248. Its totient is φ = 18197040767040.

The previous prime is 55506100610423. The next prime is 55506100610503. The reversal of 55506100610502 is 20501600160555.

It is a super-2 number, since 2×55506100610502² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55506100610503) 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, 9587653 + ... + 14245535.

It is an arithmetic number, because the mean of its divisors is an integer number (2546792399151).

Almost surely, 2^{55506100610502} is an apocalyptic number.

55506100610502 is an abundant number, since it is smaller than the sum of its proper divisors (66739934548746).

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

55506100610502 is a wasteful number, since it uses less digits than its factorization.

55506100610502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4668805 (or 4668802 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The spelling of 55506100610502 in words is "fifty-five trillion, five hundred six billion, one hundred million, six hundred ten thousand, five hundred two".