1154214532744 has 64 divisors (see below), whose sum is σ = 2670527139840. Its totient is φ = 455420033280.

The previous prime is 1154214532733. The next prime is 1154214532763. The reversal of 1154214532744 is 4472354124511.

It is a super-2 number, since 2×1154214532744² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1154214532744.

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, 1790967 + ... + 2348614.

It is an arithmetic number, because the mean of its divisors is an integer number (41726986560).

Almost surely, 2^{1154214532744} is an apocalyptic number.

1154214532744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1154214532744 is an abundant number, since it is smaller than the sum of its proper divisors (1516312607096).

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

1154214532744 is a wasteful number, since it uses less digits than its factorization.

1154214532744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139990 (or 4139986 counting only the distinct ones).

The product of its digits is 537600, while the sum is 43.

The spelling of 1154214532744 in words is "one trillion, one hundred fifty-four billion, two hundred fourteen million, five hundred thirty-two thousand, seven hundred forty-four".