55523699 has 8 divisors (see below), whose sum is σ = 69224448. Its totient is φ = 43265160.

The previous prime is 55523687. The next prime is 55523729. The reversal of 55523699 is 99632555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55523699 - 2⁸ = 55523443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55523609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360467 + ... + 360620.

It is an arithmetic number, because the mean of its divisors is an integer number (8653056).

Almost surely, 2^55523699 is an apocalyptic number.

55523699 is a deficient number, since it is larger than the sum of its proper divisors (13700749).

55523699 is a wasteful number, since it uses less digits than its factorization.

55523699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721105.

The product of its digits is 364500, while the sum is 44.

The square root of 55523699 is about 7451.4226158499. The cubic root of 55523699 is about 381.4984669339.

The spelling of 55523699 in words is "fifty-five million, five hundred twenty-three thousand, six hundred ninety-nine".