45816999012 has 36 divisors (see below), whose sum is σ = 117009171916. Its totient is φ = 15114885120.

The previous prime is 45816999001. The next prime is 45816999023. The reversal of 45816999012 is 21099961854.

45816999012 is a `hidden beast` number, since 458 + 1 + 6 + 99 + 90 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (45816999001) and next prime (45816999023).

It can be written as a sum of positive squares in 2 ways, for example, as 30127933476 + 15689065536 = 173574^2 + 125256^2 .

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

It is a super-2 number, since 2×45816999012² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45816999012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6556789 + ... + 6563772.

Almost surely, 2^45816999012 is an apocalyptic number.

It is an amenable number.

45816999012 is an abundant number, since it is smaller than the sum of its proper divisors (71192172904).

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

45816999012 is a wasteful number, since it uses less digits than its factorization.

45816999012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13120668 (or 13120663 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 54.

The spelling of 45816999012 in words is "forty-five billion, eight hundred sixteen million, nine hundred ninety-nine thousand, twelve".