45525042147 has 32 divisors (see below), whose sum is σ = 66558112768. Its totient is φ = 27508605696.

The previous prime is 45525042137. The next prime is 45525042149. The reversal of 45525042147 is 74124052554.

It is not a de Polignac number, because 45525042147 - 2⁶ = 45525042083 is a prime.

It is a super-2 number, since 2×45525042147² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45525042149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 790038 + ... + 845700.

It is an arithmetic number, because the mean of its divisors is an integer number (2079941024).

Almost surely, 2^45525042147 is an apocalyptic number.

45525042147 is a deficient number, since it is larger than the sum of its proper divisors (21033070621).

45525042147 is a wasteful number, since it uses less digits than its factorization.

45525042147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56059.

The product of its (nonzero) digits is 224000, while the sum is 39.

The spelling of 45525042147 in words is "forty-five billion, five hundred twenty-five million, forty-two thousand, one hundred forty-seven".