55733663730 has 64 divisors (see below), whose sum is σ = 134299630080. Its totient is φ = 14802552576.

The previous prime is 55733663707. The next prime is 55733663747. The reversal of 55733663730 is 3736633755.

It is a self number, because there is not a number n which added to its sum of digits gives 55733663730.

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, 9542151 + ... + 9547989.

It is an arithmetic number, because the mean of its divisors is an integer number (2098431720).

Almost surely, 2^55733663730 is an apocalyptic number.

55733663730 is an abundant number, since it is smaller than the sum of its proper divisors (78565966350).

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

55733663730 is a wasteful number, since it uses less digits than its factorization.

55733663730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075.

The product of its (nonzero) digits is 3572100, while the sum is 48.

The spelling of 55733663730 in words is "fifty-five billion, seven hundred thirty-three million, six hundred sixty-three thousand, seven hundred thirty".