55159756 has 6 divisors (see below), whose sum is σ = 96529580. Its totient is φ = 27579876.

The previous prime is 55159751. The next prime is 55159759. The reversal of 55159756 is 65795155.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (55159751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6894966 + ... + 6894973.

Almost surely, 2^55159756 is an apocalyptic number.

It is an amenable number.

55159756 is a deficient number, since it is larger than the sum of its proper divisors (41369824).

55159756 is a wasteful number, since it uses less digits than its factorization.

55159756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13789943 (or 13789941 counting only the distinct ones).

The product of its digits is 236250, while the sum is 43.

The square root of 55159756 is about 7426.9614244319. The cubic root of 55159756 is about 380.6630989156.

The spelling of 55159756 in words is "fifty-five million, one hundred fifty-nine thousand, seven hundred fifty-six".