55601451 has 32 divisors (see below), whose sum is σ = 85451520. Its totient is φ = 35707392.

The previous prime is 55601443. The next prime is 55601461. The reversal of 55601451 is 15410655.

It is a happy number.

55601451 is a `hidden beast` number, since 5 + 5 + 601 + 4 + 51 = 666.

It is not a de Polignac number, because 55601451 - 2³ = 55601443 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (55601401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96075 + ... + 96651.

It is an arithmetic number, because the mean of its divisors is an integer number (2670360).

Almost surely, 2^55601451 is an apocalyptic number.

55601451 is a deficient number, since it is larger than the sum of its proper divisors (29850069).

55601451 is a wasteful number, since it uses less digits than its factorization.

55601451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 55601451 is about 7456.6380494161. The cubic root of 55601451 is about 381.6764596010.

The spelling of 55601451 in words is "fifty-five million, six hundred one thousand, four hundred fifty-one".