2125435343405 has 16 divisors (see below), whose sum is σ = 2783528117568. Its totient is φ = 1545137808000.

The previous prime is 2125435343351. The next prime is 2125435343413. The reversal of 2125435343405 is 5043435345212.

It is not a de Polignac number, because 2125435343405 - 2²⁰ = 2125434294829 is a prime.

It is a congruent number.

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, 7781411 + ... + 8049920.

It is an arithmetic number, because the mean of its divisors is an integer number (173970507348).

Almost surely, 2^{2125435343405} is an apocalyptic number.

It is an amenable number.

2125435343405 is a deficient number, since it is larger than the sum of its proper divisors (658092774163).

2125435343405 is a wasteful number, since it uses less digits than its factorization.

2125435343405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15833788.

The product of its (nonzero) digits is 864000, while the sum is 41.

The spelling of 2125435343405 in words is "two trillion, one hundred twenty-five billion, four hundred thirty-five million, three hundred forty-three thousand, four hundred five".