45156713473 has 4 divisors (see below), whose sum is σ = 45603809748. Its totient is φ = 44709617200.

The previous prime is 45156713449. The next prime is 45156713501. The reversal of 45156713473 is 37431765154.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31177671184 + 13979042289 = 176572^2 + 118233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45156713473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45156713423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223547986 + ... + 223548187.

It is an arithmetic number, because the mean of its divisors is an integer number (11400952437).

Almost surely, 2^45156713473 is an apocalyptic number.

It is an amenable number.

45156713473 is a deficient number, since it is larger than the sum of its proper divisors (447096275).

45156713473 is a wasteful number, since it uses less digits than its factorization.

45156713473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447096274.

The product of its digits is 1058400, while the sum is 46.

The spelling of 45156713473 in words is "forty-five billion, one hundred fifty-six million, seven hundred thirteen thousand, four hundred seventy-three".