55651471936 has 28 divisors (see below), whose sum is σ = 110446670140. Its totient is φ = 27822389760.

The previous prime is 55651471919. The next prime is 55651471951. The reversal of 55651471936 is 63917415655.

It can be written as a sum of positive squares in 2 ways, for example, as 20066422336 + 35585049600 = 141656^2 + 188640^2 .

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, 535246 + ... + 630706.

Almost surely, 2^55651471936 is an apocalyptic number.

It is an amenable number.

55651471936 is a deficient number, since it is larger than the sum of its proper divisors (54795198204).

55651471936 is an equidigital number, since it uses as much as digits as its factorization.

55651471936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104582 (or 104572 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 52.

The spelling of 55651471936 in words is "fifty-five billion, six hundred fifty-one million, four hundred seventy-one thousand, nine hundred thirty-six".