163601456222456 has 32 divisors (see below), whose sum is σ = 350574999600000. Its totient is φ = 70114819699296.

The previous prime is 163601456222431. The next prime is 163601456222507. The reversal of 163601456222456 is 654222654106361.

It is a junction number, because it is equal to n+sod(n) for n = 163601456222398 and 163601456222407.

It is a congruent number.

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, 60323495 + ... + 62977193.

It is an arithmetic number, because the mean of its divisors is an integer number (10955468737500).

Almost surely, 2^{163601456222456} is an apocalyptic number.

It is an amenable number.

163601456222456 is an abundant number, since it is smaller than the sum of its proper divisors (186973543377544).

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

163601456222456 is a wasteful number, since it uses less digits than its factorization.

163601456222456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754611 (or 3754607 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 53.

The spelling of 163601456222456 in words is "one hundred sixty-three trillion, six hundred one billion, four hundred fifty-six million, two hundred twenty-two thousand, four hundred fifty-six".