403660502960 has 160 divisors (see below), whose sum is σ = 1121275733760. Its totient is φ = 133197696000.

The previous prime is 403660502909. The next prime is 403660503013. The reversal of 403660502960 is 69205066304.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375935 + ... + 973985.

It is an arithmetic number, because the mean of its divisors is an integer number (7007973336).

Almost surely, 2^403660502960 is an apocalyptic number.

403660502960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403660502960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560637866880).

403660502960 is an abundant number, since it is smaller than the sum of its proper divisors (717615230800).

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

403660502960 is a wasteful number, since it uses less digits than its factorization.

403660502960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598147 (or 598141 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 403660502960 in words is "four hundred three billion, six hundred sixty million, five hundred two thousand, nine hundred sixty".