99876532430 has 16 divisors (see below), whose sum is σ = 179781729120. Its totient is φ = 39949730592.

The previous prime is 99876532429. The next prime is 99876532453. The reversal of 99876532430 is 3423567899.

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, 557807 + ... + 714773.

It is an arithmetic number, because the mean of its divisors is an integer number (11236358070).

Almost surely, 2^99876532430 is an apocalyptic number.

99876532430 is a deficient number, since it is larger than the sum of its proper divisors (79905196690).

99876532430 is a wasteful number, since it uses less digits than its factorization.

99876532430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220603.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 99876532430 in words is "ninety-nine billion, eight hundred seventy-six million, five hundred thirty-two thousand, four hundred thirty".