1534856011272 has 64 divisors (see below), whose sum is σ = 4263602529600. Its totient is φ = 511605037440.

The previous prime is 1534856011261. The next prime is 1534856011301. The reversal of 1534856011272 is 2721106584351.

1534856011272 is a `hidden beast` number, since 1 + 5 + 3 + 4 + 8 + 560 + 1 + 12 + 72 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11071747 + ... + 11209517.

It is an arithmetic number, because the mean of its divisors is an integer number (66618789525).

Almost surely, 2^{1534856011272} is an apocalyptic number.

1534856011272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1534856011272 is an abundant number, since it is smaller than the sum of its proper divisors (2728746518328).

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

1534856011272 is a wasteful number, since it uses less digits than its factorization.

1534856011272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189363 (or 189353 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 1534856011272 in words is "one trillion, five hundred thirty-four billion, eight hundred fifty-six million, eleven thousand, two hundred seventy-two".