16134841640 has 16 divisors (see below), whose sum is σ = 36303393780. Its totient is φ = 6453936640.

The previous prime is 16134841633. The next prime is 16134841649. The reversal of 16134841640 is 4614843161.

It can be written as a sum of positive squares in 2 ways, for example, as 15849299236 + 285542404 = 125894^2 + 16898^2 .

It is a super-2 number, since 2×16134841640² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16134841594 and 16134841603.

It is not an unprimeable number, because it can be changed into a prime (16134841649) 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, 201685481 + ... + 201685560.

Almost surely, 2^16134841640 is an apocalyptic number.

16134841640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16134841640 is an abundant number, since it is smaller than the sum of its proper divisors (20168552140).

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

16134841640 is a wasteful number, since it uses less digits than its factorization.

16134841640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403371052 (or 403371048 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 16134841640 in words is "sixteen billion, one hundred thirty-four million, eight hundred forty-one thousand, six hundred forty".