121763256344 has 16 divisors (see below), whose sum is σ = 228942061200. Its totient is φ = 60712040032.

The previous prime is 121763256337. The next prime is 121763256353. The reversal of 121763256344 is 443652367121.

It is a junction number, because it is equal to n+sod(n) for n = 121763256295 and 121763256304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21195467 + ... + 21201210.

It is an arithmetic number, because the mean of its divisors is an integer number (14308878825).

Almost surely, 2^121763256344 is an apocalyptic number.

It is an amenable number.

121763256344 is a deficient number, since it is larger than the sum of its proper divisors (107178804856).

121763256344 is a wasteful number, since it uses less digits than its factorization.

121763256344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42397042 (or 42397038 counting only the distinct ones).

The product of its digits is 725760, while the sum is 44.

The spelling of 121763256344 in words is "one hundred twenty-one billion, seven hundred sixty-three million, two hundred fifty-six thousand, three hundred forty-four".