9402215615556 has 24 divisors (see below), whose sum is σ = 21938564502624. Its totient is φ = 3134063100480.

The previous prime is 9402215615543. The next prime is 9402215615587. The reversal of 9402215615556 is 6555165122049.

It is a junction number, because it is equal to n+sod(n) for n = 9402215615499 and 9402215615508.

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, 4521216 + ... + 6264648.

It is an arithmetic number, because the mean of its divisors is an integer number (914106854276).

Almost surely, 2^{9402215615556} is an apocalyptic number.

It is an amenable number.

9402215615556 is an abundant number, since it is smaller than the sum of its proper divisors (12536348887068).

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

9402215615556 is a wasteful number, since it uses less digits than its factorization.

9402215615556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192851 (or 2192849 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 51.

The spelling of 9402215615556 in words is "nine trillion, four hundred two billion, two hundred fifteen million, six hundred fifteen thousand, five hundred fifty-six".