99481801532 has 24 divisors (see below), whose sum is σ = 181488381312. Its totient is φ = 47659752000.

The previous prime is 99481801513. The next prime is 99481801591. The reversal of 99481801532 is 23510818499.

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, 3959123 + ... + 3984170.

It is an arithmetic number, because the mean of its divisors is an integer number (7562015888).

Almost surely, 2^99481801532 is an apocalyptic number.

It is an amenable number.

99481801532 is a deficient number, since it is larger than the sum of its proper divisors (82006579780).

99481801532 is a wasteful number, since it uses less digits than its factorization.

99481801532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7943429 (or 7943427 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 50.

The spelling of 99481801532 in words is "ninety-nine billion, four hundred eighty-one million, eight hundred one thousand, five hundred thirty-two".