3425153566421 has 4 divisors (see below), whose sum is σ = 3425370542592. Its totient is φ = 3424936590252.

The previous prime is 3425153566399. The next prime is 3425153566453. The reversal of 3425153566421 is 1246653515243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3425153566421 - 2⁶ = 3425153566357 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 (3425153566321) 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, 108464405 + ... + 108495978.

It is an arithmetic number, because the mean of its divisors is an integer number (856342635648).

Almost surely, 2^{3425153566421} is an apocalyptic number.

It is an amenable number.

3425153566421 is a deficient number, since it is larger than the sum of its proper divisors (216976171).

3425153566421 is a wasteful number, since it uses less digits than its factorization.

3425153566421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216976170.

The product of its digits is 2592000, while the sum is 47.

The spelling of 3425153566421 in words is "three trillion, four hundred twenty-five billion, one hundred fifty-three million, five hundred sixty-six thousand, four hundred twenty-one".