15954922363964 has 12 divisors (see below), whose sum is σ = 27923675078544. Its totient is φ = 7976729484384.

The previous prime is 15954922363957. The next prime is 15954922363979. The reversal of 15954922363964 is 46936322945951.

It is a junction number, because it is equal to n+sod(n) for n = 15954922363894 and 15954922363903.

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, 182875337 + ... + 182962560.

It is an arithmetic number, because the mean of its divisors is an integer number (2326972923212).

Almost surely, 2^{15954922363964} is an apocalyptic number.

It is an amenable number.

15954922363964 is a deficient number, since it is larger than the sum of its proper divisors (11968752714580).

15954922363964 is a wasteful number, since it uses less digits than its factorization.

15954922363964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365848804 (or 365848802 counting only the distinct ones).

The product of its digits is 377913600, while the sum is 68.

The spelling of 15954922363964 in words is "fifteen trillion, nine hundred fifty-four billion, nine hundred twenty-two million, three hundred sixty-three thousand, nine hundred sixty-four".