45469178676 has 72 divisors (see below), whose sum is σ = 120379633920. Its totient is φ = 14443454784.

The previous prime is 45469178647. The next prime is 45469178743. The reversal of 45469178676 is 67687196454.

It is a happy number.

45469178676 is a `hidden beast` number, since 4 + 546 + 9 + 1 + 7 + 86 + 7 + 6 = 666.

It is a super-2 number, since 2×45469178676² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120661 + ... + 324803.

It is an arithmetic number, because the mean of its divisors is an integer number (1671939360).

Almost surely, 2^45469178676 is an apocalyptic number.

45469178676 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45469178676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60189816960).

45469178676 is an abundant number, since it is smaller than the sum of its proper divisors (74910455244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45469178676 is a wasteful number, since it uses less digits than its factorization.

45469178676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204445 (or 204440 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The spelling of 45469178676 in words is "forty-five billion, four hundred sixty-nine million, one hundred seventy-eight thousand, six hundred seventy-six".