45445651612999 has 16 divisors (see below), whose sum is σ = 51510587940000. Its totient is φ = 39715409704320.

The previous prime is 45445651612961. The next prime is 45445651613081. The reversal of 45445651612999 is 99921615654454.

It is a cyclic number.

It is not a de Polignac number, because 45445651612999 - 2⁷ = 45445651612871 is a prime.

It is a super-2 number, since 2×45445651612999² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45445651616999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310981224 + ... + 311127325.

It is an arithmetic number, because the mean of its divisors is an integer number (3219411746250).

Almost surely, 2^{45445651612999} is an apocalyptic number.

45445651612999 is a deficient number, since it is larger than the sum of its proper divisors (6064936327001).

45445651612999 is a wasteful number, since it uses less digits than its factorization.

45445651612999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622108818.

The product of its digits is 419904000, while the sum is 70.

The spelling of 45445651612999 in words is "forty-five trillion, four hundred forty-five billion, six hundred fifty-one million, six hundred twelve thousand, nine hundred ninety-nine".