99977249709435 has 16 divisors (see below), whose sum is σ = 182815542326016. Its totient is φ = 45703885581408.

The previous prime is 99977249709383. The next prime is 99977249709521. The reversal of 99977249709435 is 53490794277999.

It is a happy number.

It is not a de Polignac number, because 99977249709435 - 2⁷ = 99977249709307 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 476082141369 + ... + 476082141578.

It is an arithmetic number, because the mean of its divisors is an integer number (11425971395376).

Almost surely, 2^{99977249709435} is an apocalyptic number.

99977249709435 is a deficient number, since it is larger than the sum of its proper divisors (82838292616581).

99977249709435 is a wasteful number, since it uses less digits than its factorization.

99977249709435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952164282962.

The product of its (nonzero) digits is 9721827360, while the sum is 84.

The spelling of 99977249709435 in words is "ninety-nine trillion, nine hundred seventy-seven billion, two hundred forty-nine million, seven hundred nine thousand, four hundred thirty-five".