45521631346 has 16 divisors (see below), whose sum is σ = 71902533600. Its totient is φ = 21554995968.

The previous prime is 45521631329. The next prime is 45521631371. The reversal of 45521631346 is 64313612554.

45521631346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45521631346² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45521631299 and 45521631308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112956 + ... + 322183.

It is an arithmetic number, because the mean of its divisors is an integer number (4493908350).

Almost surely, 2^45521631346 is an apocalyptic number.

45521631346 is a deficient number, since it is larger than the sum of its proper divisors (26380902254).

45521631346 is a wasteful number, since it uses less digits than its factorization.

45521631346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437913.

The product of its digits is 259200, while the sum is 40.

It can be divided in two parts, 455 and 21631346, that added together give a square (21631801 = 4651²).

The spelling of 45521631346 in words is "forty-five billion, five hundred twenty-one million, six hundred thirty-one thousand, three hundred forty-six".