45600012 has 36 divisors (see below), whose sum is σ = 115498656. Its totient is φ = 15169440.

The previous prime is 45599993. The next prime is 45600013. The reversal of 45600012 is 21000654.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×45600012² = 4158722188800288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (45600013) 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, 23437 + ... + 25307.

It is an arithmetic number, because the mean of its divisors is an integer number (3208296).

Almost surely, 2^45600012 is an apocalyptic number.

It is an amenable number.

45600012 is an abundant number, since it is smaller than the sum of its proper divisors (69898644).

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

45600012 is a wasteful number, since it uses less digits than its factorization.

45600012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2558 (or 2553 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 45600012 is about 6752.7780949769. The cubic root of 45600012 is about 357.2632288805.

Adding to 45600012 its reverse (21000654), we get a palindrome (66600666).

The spelling of 45600012 in words is "forty-five million, six hundred thousand, twelve".