55413696 has 84 divisors (see below), whose sum is σ = 158960312. Its totient is φ = 16935936.

The previous prime is 55413689. The next prime is 55413707. The reversal of 55413696 is 69631455.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 371830 + ... + 371978.

Almost surely, 2^55413696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55413696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79480156).

55413696 is an abundant number, since it is smaller than the sum of its proper divisors (103546616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55413696 is a wasteful number, since it uses less digits than its factorization.

55413696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 167 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 55413696 is about 7444.0376140909. The cubic root of 55413696 is about 381.2463600477.

Multiplying 55413696 by its sum of digits (39), we get a square (2161134144 = 46488²).

55413696 divided by its sum of digits (39) gives a square (1420864 = 1192²).

The spelling of 55413696 in words is "fifty-five million, four hundred thirteen thousand, six hundred ninety-six".