99701543535 has 32 divisors (see below), whose sum is σ = 175352981760. Its totient is φ = 47971123200.

The previous prime is 99701543531. The next prime is 99701543549. The reversal of 99701543535 is 53534510799.

It is not a de Polignac number, because 99701543535 - 2² = 99701543531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99701543531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2284690 + ... + 2327919.

It is an arithmetic number, because the mean of its divisors is an integer number (5479780680).

Almost surely, 2^99701543535 is an apocalyptic number.

99701543535 is a deficient number, since it is larger than the sum of its proper divisors (75651438225).

99701543535 is a wasteful number, since it uses less digits than its factorization.

99701543535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4612759.

The product of its (nonzero) digits is 2551500, while the sum is 51.

The spelling of 99701543535 in words is "ninety-nine billion, seven hundred one million, five hundred forty-three thousand, five hundred thirty-five".