16425631234 has 32 divisors (see below), whose sum is σ = 26228494656. Its totient is φ = 7688110080.

The previous prime is 16425631153. The next prime is 16425631259. The reversal of 16425631234 is 43213652461.

It is a super-2 number, since 2×16425631234² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16425631193 and 16425631202.

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, 9532297 + ... + 9534019.

It is an arithmetic number, because the mean of its divisors is an integer number (819640458).

Almost surely, 2^16425631234 is an apocalyptic number.

16425631234 is a deficient number, since it is larger than the sum of its proper divisors (9802863422).

16425631234 is a wasteful number, since it uses less digits than its factorization.

16425631234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3090.

The product of its digits is 103680, while the sum is 37.

The spelling of 16425631234 in words is "sixteen billion, four hundred twenty-five million, six hundred thirty-one thousand, two hundred thirty-four".