55732651 has 6 divisors (see below), whose sum is σ = 60349740. Its totient is φ = 51445368.

The previous prime is 55732631. The next prime is 55732661. The reversal of 55732651 is 15623755.

It is not a de Polignac number, because 55732651 - 2²³ = 47344043 is a prime.

It is a super-2 number, since 2×55732651² = 6212256774975602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55732631) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 164721 + ... + 165058.

It is an arithmetic number, because the mean of its divisors is an integer number (10058290).

Almost surely, 2^55732651 is an apocalyptic number.

55732651 is a deficient number, since it is larger than the sum of its proper divisors (4617089).

55732651 is a wasteful number, since it uses less digits than its factorization.

55732651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329805 (or 329792 counting only the distinct ones).

The product of its digits is 31500, while the sum is 34.

The square root of 55732651 is about 7465.4303961661. The cubic root of 55732651 is about 381.9764314836.

The spelling of 55732651 in words is "fifty-five million, seven hundred thirty-two thousand, six hundred fifty-one".