45619315380 has 72 divisors (see below), whose sum is σ = 146518516872. Its totient is φ = 11449552896.

The previous prime is 45619315367. The next prime is 45619315393. The reversal of 45619315380 is 8351391654.

45619315380 is a `hidden beast` number, since 4 + 561 + 9 + 3 + 1 + 5 + 3 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (45619315367) and next prime (45619315393).

It can be written as a sum of positive squares in 4 ways, for example, as 5020289316 + 40599026064 = 70854^2 + 201492^2 .

It is a super-2 number, since 2×45619315380² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7451077 + ... + 7457196.

It is an arithmetic number, because the mean of its divisors is an integer number (2034979401).

Almost surely, 2^45619315380 is an apocalyptic number.

It is an amenable number.

45619315380 is an abundant number, since it is smaller than the sum of its proper divisors (100899201492).

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

45619315380 is a wasteful number, since it uses less digits than its factorization.

45619315380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14908305 (or 14908300 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 45619315380 in words is "forty-five billion, six hundred nineteen million, three hundred fifteen thousand, three hundred eighty".