55713501 has 20 divisors (see below), whose sum is σ = 84239232. Its totient is φ = 36690408.

The previous prime is 55713499. The next prime is 55713517. The reversal of 55713501 is 10531755.

It is not a de Polignac number, because 55713501 - 2¹ = 55713499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55713551) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2580 + ... + 10866.

Almost surely, 2^55713501 is an apocalyptic number.

It is an amenable number.

55713501 is a deficient number, since it is larger than the sum of its proper divisors (28525731).

55713501 is an equidigital number, since it uses as much as digits as its factorization.

55713501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8382 (or 8373 counting only the distinct ones).

The product of its (nonzero) digits is 2625, while the sum is 27.

The square root of 55713501 is about 7464.1477075417. The cubic root of 55713501 is about 381.9326768413.

The spelling of 55713501 in words is "fifty-five million, seven hundred thirteen thousand, five hundred one".