45554472612 has 144 divisors (see below), whose sum is σ = 131660081280. Its totient is φ = 13145932800.

The previous prime is 45554472611. The next prime is 45554472629. The reversal of 45554472612 is 21627445554.

45554472612 is a `hidden beast` number, since 45 + 5 + 544 + 7 + 2 + 61 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (45554472611) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2074812 + ... + 2096652.

It is an arithmetic number, because the mean of its divisors is an integer number (914306120).

Almost surely, 2^45554472612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45554472612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65830040640).

45554472612 is an abundant number, since it is smaller than the sum of its proper divisors (86105608668).

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

45554472612 is a wasteful number, since it uses less digits than its factorization.

45554472612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22114 (or 22109 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 45.

The spelling of 45554472612 in words is "forty-five billion, five hundred fifty-four million, four hundred seventy-two thousand, six hundred twelve".