99930577501 has 32 divisors (see below), whose sum is σ = 107792960000. Its totient is φ = 92362083840.

The previous prime is 99930577477. The next prime is 99930577543. The reversal of 99930577501 is 10577503999.

It is a 5-Lehmer number, since φ(99930577501) divides (99930577501-1)⁵.

It is a cyclic number.

It is not a de Polignac number, because 99930577501 - 2¹³ = 99930569309 is a prime.

It is a super-2 number, since 2×99930577501² (a number of 23 digits) contains 22 as substring.

It is a deceptive number, since it divides R_99930577500.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99930577561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88511905 + ... + 88513033.

It is an arithmetic number, because the mean of its divisors is an integer number (3368530000).

It is a Poulet number, since it divides 2^99930577500-1.

Almost surely, 2^99930577501 is an apocalyptic number.

It is an amenable number.

99930577501 is a deficient number, since it is larger than the sum of its proper divisors (7862382499).

99930577501 is a wasteful number, since it uses less digits than its factorization.

99930577501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877.

The product of its (nonzero) digits is 2679075, while the sum is 55.

The spelling of 99930577501 in words is "ninety-nine billion, nine hundred thirty million, five hundred seventy-seven thousand, five hundred one".