99446050644 has 24 divisors (see below), whose sum is σ = 232465006368. Its totient is φ = 33088080480.

The previous prime is 99446050643. The next prime is 99446050651. The reversal of 99446050644 is 44605064499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99446050643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7568547 + ... + 7581674.

It is an arithmetic number, because the mean of its divisors is an integer number (9686041932).

Almost surely, 2^99446050644 is an apocalyptic number.

It is an amenable number.

99446050644 is an abundant number, since it is smaller than the sum of its proper divisors (133018955724).

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

99446050644 is a wasteful number, since it uses less digits than its factorization.

99446050644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15150775 (or 15150773 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 99446050644 in words is "ninety-nine billion, four hundred forty-six million, fifty thousand, six hundred forty-four".