99629022531 has 8 divisors (see below), whose sum is σ = 132840253264. Its totient is φ = 66418570080.

The previous prime is 99629022517. The next prime is 99629022533. The reversal of 99629022531 is 13522092699.

It is a happy number.

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

It is not a de Polignac number, because 99629022531 - 2¹⁹ = 99628498243 is a prime.

It is a super-2 number, since 2×99629022531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99629022533) 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 7 ways as a sum of consecutive naturals, for example, 247821 + ... + 510561.

It is an arithmetic number, because the mean of its divisors is an integer number (16605031658).

Almost surely, 2^99629022531 is an apocalyptic number.

99629022531 is a deficient number, since it is larger than the sum of its proper divisors (33211230733).

99629022531 is a wasteful number, since it uses less digits than its factorization.

99629022531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389141.

The product of its (nonzero) digits is 524880, while the sum is 48.

The spelling of 99629022531 in words is "ninety-nine billion, six hundred twenty-nine million, twenty-two thousand, five hundred thirty-one".