45312444136 has 8 divisors (see below), whose sum is σ = 84960832770. Its totient is φ = 22656222064.

The previous prime is 45312444131. The next prime is 45312444143. The reversal of 45312444136 is 63144421354.

It can be written as a sum of positive squares in only one way, i.e., 42555564100 + 2756880036 = 206290^2 + 52506^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 45312444095 and 45312444104.

It is not an unprimeable number, because it can be changed into a prime (45312444131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832027751 + ... + 2832027766.

Almost surely, 2^45312444136 is an apocalyptic number.

It is an amenable number.

45312444136 is a deficient number, since it is larger than the sum of its proper divisors (39648388634).

45312444136 is a wasteful number, since it uses less digits than its factorization.

45312444136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5664055523 (or 5664055519 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The spelling of 45312444136 in words is "forty-five billion, three hundred twelve million, four hundred forty-four thousand, one hundred thirty-six".