45610551 has 12 divisors (see below), whose sum is σ = 75293712. Its totient is φ = 26063136.

The previous prime is 45610549. The next prime is 45610553. The reversal of 45610551 is 15501654.

It is a happy number.

45610551 is a `hidden beast` number, since 45 + 610 + 5 + 5 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (45610549) and next prime (45610553).

It is not a de Polignac number, because 45610551 - 2¹ = 45610549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45610553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 361926 + ... + 362051.

It is an arithmetic number, because the mean of its divisors is an integer number (6274476).

Almost surely, 2^45610551 is an apocalyptic number.

45610551 is a deficient number, since it is larger than the sum of its proper divisors (29683161).

45610551 is a wasteful number, since it uses less digits than its factorization.

45610551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723990 (or 723987 counting only the distinct ones).

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

The square root of 45610551 is about 6753.5583953942. The cubic root of 45610551 is about 357.2907501242.

The spelling of 45610551 in words is "forty-five million, six hundred ten thousand, five hundred fifty-one".