45157928986 has 8 divisors (see below), whose sum is σ = 67840627284. Its totient is φ = 22544386560.

The previous prime is 45157928983. The next prime is 45157928987. The reversal of 45157928986 is 68982975154.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40806020025 + 4351908961 = 202005^2 + 65969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45157928983) 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, 17287335 + ... + 17289946.

Almost surely, 2^45157928986 is an apocalyptic number.

45157928986 is a deficient number, since it is larger than the sum of its proper divisors (22682698298).

45157928986 is a wasteful number, since it uses less digits than its factorization.

45157928986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34577936.

The product of its digits is 43545600, while the sum is 64.

The spelling of 45157928986 in words is "forty-five billion, one hundred fifty-seven million, nine hundred twenty-eight thousand, nine hundred eighty-six".