1154572054328 has 128 divisors (see below), whose sum is σ = 2767630118400. Its totient is φ = 438417100800.

The previous prime is 1154572054319. The next prime is 1154572054367. The reversal of 1154572054328 is 8234502754511.

It is a happy number.

It is a congruent number.

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, 25460651 + ... + 25505957.

It is an arithmetic number, because the mean of its divisors is an integer number (21622110300).

Almost surely, 2^{1154572054328} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1154572054328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1383815059200).

1154572054328 is an abundant number, since it is smaller than the sum of its proper divisors (1613058064072).

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

1154572054328 is a wasteful number, since it uses less digits than its factorization.

1154572054328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46381 (or 46377 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 47.

The spelling of 1154572054328 in words is "one trillion, one hundred fifty-four billion, five hundred seventy-two million, fifty-four thousand, three hundred twenty-eight".