46439404436 has 24 divisors (see below), whose sum is σ = 81603505536. Its totient is φ = 23124191040.

The previous prime is 46439404433. The next prime is 46439404457. The reversal of 46439404436 is 63440493464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46439404433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3002555 + ... + 3017981.

It is an arithmetic number, because the mean of its divisors is an integer number (3400146064).

Almost surely, 2^46439404436 is an apocalyptic number.

It is an amenable number.

46439404436 is a deficient number, since it is larger than the sum of its proper divisors (35164101100).

46439404436 is a wasteful number, since it uses less digits than its factorization.

46439404436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18479 (or 18477 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 47.

The spelling of 46439404436 in words is "forty-six billion, four hundred thirty-nine million, four hundred four thousand, four hundred thirty-six".