1252045310152 has 128 divisors (see below), whose sum is σ = 2987406858240. Its totient is φ = 478554531840.

The previous prime is 1252045310143. The next prime is 1252045310189. The reversal of 1252045310152 is 2510135402521.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 13879498 + ... + 13969414.

It is an arithmetic number, because the mean of its divisors is an integer number (23339116080).

Almost surely, 2^{1252045310152} 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 1252045310152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1493703429120).

1252045310152 is an abundant number, since it is smaller than the sum of its proper divisors (1735361548088).

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

1252045310152 is a wasteful number, since it uses less digits than its factorization.

1252045310152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90591 (or 90587 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 1252045310152 in words is "one trillion, two hundred fifty-two billion, forty-five million, three hundred ten thousand, one hundred fifty-two".