55615713 has 16 divisors (see below), whose sum is σ = 75995136. Its totient is φ = 36167040.

The previous prime is 55615697. The next prime is 55615723. The reversal of 55615713 is 31751655.

It is not a de Polignac number, because 55615713 - 2⁴ = 55615697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55615723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22045 + ... + 24437.

It is an arithmetic number, because the mean of its divisors is an integer number (4749696).

Almost surely, 2^55615713 is an apocalyptic number.

It is an amenable number.

55615713 is a deficient number, since it is larger than the sum of its proper divisors (20379423).

55615713 is a wasteful number, since it uses less digits than its factorization.

55615713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584.

The product of its digits is 15750, while the sum is 33.

The square root of 55615713 is about 7457.5943172044. The cubic root of 55615713 is about 381.7090906697.

The spelling of 55615713 in words is "fifty-five million, six hundred fifteen thousand, seven hundred thirteen".