425154361271 has 4 divisors (see below), whose sum is σ = 425173728672. Its totient is φ = 425134993872.

The previous prime is 425154361237. The next prime is 425154361277. The reversal of 425154361271 is 172163451524.

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

It is a cyclic number.

It is not a de Polignac number, because 425154361271 - 2³⁴ = 407974492087 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 (425154361277) 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, 9650735 + ... + 9694688.

It is an arithmetic number, because the mean of its divisors is an integer number (106293432168).

Almost surely, 2^425154361271 is an apocalyptic number.

425154361271 is a deficient number, since it is larger than the sum of its proper divisors (19367401).

425154361271 is a wasteful number, since it uses less digits than its factorization.

425154361271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19367400.

The product of its digits is 201600, while the sum is 41.

The spelling of 425154361271 in words is "four hundred twenty-five billion, one hundred fifty-four million, three hundred sixty-one thousand, two hundred seventy-one".