55739409015 has 16 divisors (see below), whose sum is σ = 89415917568. Its totient is φ = 29650063776.

The previous prime is 55739409001. The next prime is 55739409053. The reversal of 55739409015 is 51090493755.

It is not a de Polignac number, because 55739409015 - 2⁶ = 55739408951 is a prime.

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, 4845379 + ... + 4856868.

It is an arithmetic number, because the mean of its divisors is an integer number (5588494848).

Almost surely, 2^55739409015 is an apocalyptic number.

55739409015 is a deficient number, since it is larger than the sum of its proper divisors (33676508553).

55739409015 is a wasteful number, since it uses less digits than its factorization.

55739409015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9702638.

The product of its (nonzero) digits is 850500, while the sum is 48.

The spelling of 55739409015 in words is "fifty-five billion, seven hundred thirty-nine million, four hundred nine thousand, fifteen".