1354975999272 has 96 divisors (see below), whose sum is σ = 4233169512000. Its totient is φ = 383517891072.

The previous prime is 1354975999199. The next prime is 1354975999303. The reversal of 1354975999272 is 2729995794531.

1354975999272 is a `hidden beast` number, since 1 + 3 + 5 + 4 + 9 + 7 + 599 + 9 + 27 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 1354975999272.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12508897 + ... + 12616752.

It is an arithmetic number, because the mean of its divisors is an integer number (44095515750).

Almost surely, 2^{1354975999272} is an apocalyptic number.

1354975999272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1354975999272 is an abundant number, since it is smaller than the sum of its proper divisors (2878193512728).

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

1354975999272 is a wasteful number, since it uses less digits than its factorization.

1354975999272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25125775 (or 25125768 counting only the distinct ones).

The product of its digits is 385786800, while the sum is 72.

The spelling of 1354975999272 in words is "one trillion, three hundred fifty-four billion, nine hundred seventy-five million, nine hundred ninety-nine thousand, two hundred seventy-two".