1153925274678 has 128 divisors (see below), whose sum is σ = 2690636175360. Its totient is φ = 328756032000.

The previous prime is 1153925274653. The next prime is 1153925274701. The reversal of 1153925274678 is 8764725293511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 145125603 + ... + 145133553.

It is an arithmetic number, because the mean of its divisors is an integer number (21020595120).

Almost surely, 2^{1153925274678} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1153925274678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1345318087680).

1153925274678 is an abundant number, since it is smaller than the sum of its proper divisors (1536710900682).

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

1153925274678 is a wasteful number, since it uses less digits than its factorization.

1153925274678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9075 (or 9053 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 60.

The spelling of 1153925274678 in words is "one trillion, one hundred fifty-three billion, nine hundred twenty-five million, two hundred seventy-four thousand, six hundred seventy-eight".