43630403634 has 48 divisors (see below), whose sum is σ = 95250722112. Its totient is φ = 14433259104.

The previous prime is 43630403611. The next prime is 43630403647.

43630403634 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×43630403634² (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 23 ways as a sum of consecutive naturals, for example, 1921572 + ... + 1944144.

It is an arithmetic number, because the mean of its divisors is an integer number (1984390044).

Almost surely, 2^43630403634 is an apocalyptic number.

43630403634 is an abundant number, since it is smaller than the sum of its proper divisors (51620318478).

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

43630403634 is a wasteful number, since it uses less digits than its factorization.

43630403634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23391 (or 23388 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 36.

The spelling of 43630403634 in words is "forty-three billion, six hundred thirty million, four hundred three thousand, six hundred thirty-four".