45981640434 has 16 divisors (see below), whose sum is σ = 95961684672. Its totient is φ = 14660812848.

The previous prime is 45981640429. The next prime is 45981640499. The reversal of 45981640434 is 43404618954.

It is a happy number.

45981640434 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 2×45981640434² (a number of 22 digits) contains 22 as substring.

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, 166600009 + ... + 166600284.

It is an arithmetic number, because the mean of its divisors is an integer number (5997605292).

Almost surely, 2^45981640434 is an apocalyptic number.

45981640434 is an abundant number, since it is smaller than the sum of its proper divisors (49980044238).

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

45981640434 is a wasteful number, since it uses less digits than its factorization.

45981640434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333200321.

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 45981640434 in words is "forty-five billion, nine hundred eighty-one million, six hundred forty thousand, four hundred thirty-four".