83340992425 has 12 divisors (see below), whose sum is σ = 106906377420. Its totient is φ = 64373731520.

The previous prime is 83340992411. The next prime is 83340992429. The reversal of 83340992425 is 52429904338.

It can be written as a sum of positive squares in 6 ways, for example, as 1271920896 + 82069071529 = 35664^2 + 286477^2 .

It is not a de Polignac number, because 83340992425 - 2²³ = 83332603817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83340992429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57475822 + ... + 57477271.

It is an arithmetic number, because the mean of its divisors is an integer number (8908864785).

Almost surely, 2^83340992425 is an apocalyptic number.

It is an amenable number.

83340992425 is a deficient number, since it is larger than the sum of its proper divisors (23565384995).

83340992425 is a wasteful number, since it uses less digits than its factorization.

83340992425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114953132 (or 114953127 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 83340992425 in words is "eighty-three billion, three hundred forty million, nine hundred ninety-two thousand, four hundred twenty-five".