1929272134272 has 256 divisors, whose sum is σ = 5972328806400. Its totient is φ = 540357562368.

The previous prime is 1929272134249. The next prime is 1929272134297. The reversal of 1929272134272 is 2724312729291.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187904883 + ... + 187915149.

It is an arithmetic number, because the mean of its divisors is an integer number (23329409400).

Almost surely, 2^{1929272134272} is an apocalyptic number.

1929272134272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1929272134272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2986164403200).

1929272134272 is an abundant number, since it is smaller than the sum of its proper divisors (4043056672128).

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

1929272134272 is a wasteful number, since it uses less digits than its factorization.

1929272134272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11663 (or 11651 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 51.

The spelling of 1929272134272 in words is "one trillion, nine hundred twenty-nine billion, two hundred seventy-two million, one hundred thirty-four thousand, two hundred seventy-two".