55646606630 has 32 divisors (see below), whose sum is σ = 105480597600. Its totient is φ = 21078150912.

The previous prime is 55646606627. The next prime is 55646606641. The reversal of 55646606630 is 3660664655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393476 + ... + 515864.

It is an arithmetic number, because the mean of its divisors is an integer number (3296268675).

Almost surely, 2^55646606630 is an apocalyptic number.

55646606630 is a deficient number, since it is larger than the sum of its proper divisors (49833990970).

55646606630 is a wasteful number, since it uses less digits than its factorization.

55646606630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124808.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 55646606630 in words is "fifty-five billion, six hundred forty-six million, six hundred six thousand, six hundred thirty".