99857106923351 has 8 divisors (see below), whose sum is σ = 101535029110944. Its totient is φ = 98186725959840.

The previous prime is 99857106923333. The next prime is 99857106923417. The reversal of 99857106923351 is 15332960175899.

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

It is a cyclic number.

It is not a de Polignac number, because 99857106923351 - 2²⁶ = 99857039814487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99857106923551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1885279316 + ... + 1885332281.

It is an arithmetic number, because the mean of its divisors is an integer number (12691878638868).

Almost surely, 2^{99857106923351} is an apocalyptic number.

99857106923351 is a deficient number, since it is larger than the sum of its proper divisors (1677922187593).

99857106923351 is a wasteful number, since it uses less digits than its factorization.

99857106923351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770612041.

The product of its (nonzero) digits is 110224800, while the sum is 68.

The spelling of 99857106923351 in words is "ninety-nine trillion, eight hundred fifty-seven billion, one hundred six million, nine hundred twenty-three thousand, three hundred fifty-one".