99999575011634 has 8 divisors (see below), whose sum is σ = 153657883554588. Its totient is φ = 48780280493440.

The previous prime is 99999575011631. The next prime is 99999575011663. The reversal of 99999575011634 is 43611057599999.

It can be written as a sum of positive squares in 2 ways, for example, as 99732239479609 + 267335532025 = 9986603^2 + 517045^2 .

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

It is a super-2 number, since 2×99999575011634² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99999575011631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609753506087 + ... + 609753506250.

Almost surely, 2^{99999575011634} is an apocalyptic number.

99999575011634 is a deficient number, since it is larger than the sum of its proper divisors (53658308542954).

99999575011634 is a wasteful number, since it uses less digits than its factorization.

99999575011634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219507012380.

The product of its (nonzero) digits is 744017400, while the sum is 77.

The spelling of 99999575011634 in words is "ninety-nine trillion, nine hundred ninety-nine billion, five hundred seventy-five million, eleven thousand, six hundred thirty-four".