55651005494 has 24 divisors (see below), whose sum is σ = 97803949320. Its totient is φ = 23678839296.

The previous prime is 55651005467. The next prime is 55651005521. The reversal of 55651005494 is 49450015655.

It is an interprime number because it is at equal distance from previous prime (55651005467) and next prime (55651005521).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2029067 + ... + 2056310.

It is an arithmetic number, because the mean of its divisors is an integer number (4075164555).

Almost surely, 2^55651005494 is an apocalyptic number.

55651005494 is a deficient number, since it is larger than the sum of its proper divisors (42152943826).

55651005494 is a wasteful number, since it uses less digits than its factorization.

55651005494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4085532 (or 4085525 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 44.

The spelling of 55651005494 in words is "fifty-five billion, six hundred fifty-one million, five thousand, four hundred ninety-four".