99649057502 has 8 divisors (see below), whose sum is σ = 149540411736. Its totient is φ = 49802253592.

The previous prime is 99649057441. The next prime is 99649057507. The reversal of 99649057502 is 20575094699.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×99649057502² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99649057507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11131988 + ... + 11140935.

It is an arithmetic number, because the mean of its divisors is an integer number (18692551467).

Almost surely, 2^99649057502 is an apocalyptic number.

99649057502 is a deficient number, since it is larger than the sum of its proper divisors (49891354234).

99649057502 is a wasteful number, since it uses less digits than its factorization.

99649057502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22275162.

The product of its (nonzero) digits is 6123600, while the sum is 56.

The spelling of 99649057502 in words is "ninety-nine billion, six hundred forty-nine million, fifty-seven thousand, five hundred two".