16425631461 has 8 divisors (see below), whose sum is σ = 23053517920. Its totient is φ = 10374082992.

The previous prime is 16425631399. The next prime is 16425631471. The reversal of 16425631461 is 16413652461.

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

It is not a de Polignac number, because 16425631461 - 2⁷ = 16425631333 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 (16425631471) 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, 144084430 + ... + 144084543.

It is an arithmetic number, because the mean of its divisors is an integer number (2881689740).

Almost surely, 2^16425631461 is an apocalyptic number.

It is an amenable number.

16425631461 is a deficient number, since it is larger than the sum of its proper divisors (6627886459).

16425631461 is a wasteful number, since it uses less digits than its factorization.

16425631461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288168995.

The product of its digits is 103680, while the sum is 39.

The spelling of 16425631461 in words is "sixteen billion, four hundred twenty-five million, six hundred thirty-one thousand, four hundred sixty-one".