99315254600444 has 24 divisors (see below), whose sum is σ = 173938397362800. Its totient is φ = 49618578291840.

The previous prime is 99315254600437. The next prime is 99315254600453. The reversal of 99315254600444 is 44400645251399.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 99315254600444.

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, 45030602 + ... + 47184590.

It is an arithmetic number, because the mean of its divisors is an integer number (7247433223450).

Almost surely, 2^{99315254600444} is an apocalyptic number.

It is an amenable number.

99315254600444 is a deficient number, since it is larger than the sum of its proper divisors (74623142762356).

99315254600444 is a wasteful number, since it uses less digits than its factorization.

99315254600444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163053 (or 2163051 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 56.

The spelling of 99315254600444 in words is "ninety-nine trillion, three hundred fifteen billion, two hundred fifty-four million, six hundred thousand, four hundred forty-four".