99970415753 has 4 divisors (see below), whose sum is σ = 107660447748. Its totient is φ = 92280383760.

The previous prime is 99970415737. The next prime is 99970415777. The reversal of 99970415753 is 35751407999.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21308116729 + 78662299024 = 145973^2 + 280468^2 .

It is a cyclic number.

It is not a de Polignac number, because 99970415753 - 2⁴ = 99970415737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99970415692 and 99970415701.

It is not an unprimeable number, because it can be changed into a prime (99970415053) 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, 3845015978 + ... + 3845016003.

It is an arithmetic number, because the mean of its divisors is an integer number (26915111937).

Almost surely, 2^99970415753 is an apocalyptic number.

It is an amenable number.

99970415753 is a deficient number, since it is larger than the sum of its proper divisors (7690031995).

99970415753 is a wasteful number, since it uses less digits than its factorization.

99970415753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7690031994.

The product of its (nonzero) digits is 10716300, while the sum is 59.

The spelling of 99970415753 in words is "ninety-nine billion, nine hundred seventy million, four hundred fifteen thousand, seven hundred fifty-three".