99541512004 has 27 divisors (see below), whose sum is σ = 191486798013. Its totient is φ = 45242986800.

The previous prime is 99541511987. The next prime is 99541512019. The reversal of 99541512004 is 40021514599.

The square root of 99541512004 is 315502.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1672646404 + 97868865600 = 40898^2 + 312840^2 .

It is a super-2 number, since 2×99541512004² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 6933874 + ... + 6948214.

Almost surely, 2^99541512004 is an apocalyptic number.

99541512004 is the 315502-nd square number.

It is an amenable number.

99541512004 is a deficient number, since it is larger than the sum of its proper divisors (91945286009).

99541512004 is an equidigital number, since it uses as much as digits as its factorization.

99541512004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28708 (or 14354 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 40.

The spelling of 99541512004 in words is "ninety-nine billion, five hundred forty-one million, five hundred twelve thousand, four".