16261324734 has 32 divisors (see below), whose sum is σ = 33253871616. Its totient is φ = 5299636320.

The previous prime is 16261324661. The next prime is 16261324741. The reversal of 16261324734 is 43742316261.

It is a junction number, because it is equal to n+sod(n) for n = 16261324692 and 16261324701.

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, 71902 + ... + 194145.

It is an arithmetic number, because the mean of its divisors is an integer number (1039183488).

Almost surely, 2^16261324734 is an apocalyptic number.

16261324734 is an abundant number, since it is smaller than the sum of its proper divisors (16992546882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16261324734 is a wasteful number, since it uses less digits than its factorization.

16261324734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266280.

The product of its digits is 145152, while the sum is 39.

The spelling of 16261324734 in words is "sixteen billion, two hundred sixty-one million, three hundred twenty-four thousand, seven hundred thirty-four".