1252064562532 has 48 divisors (see below), whose sum is σ = 2562708234240. Its totient is φ = 524049779232.

The previous prime is 1252064562509. The next prime is 1252064562533. The reversal of 1252064562532 is 2352654602521.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (1252064562533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9454269 + ... + 9585787.

It is an arithmetic number, because the mean of its divisors is an integer number (53389754880).

Almost surely, 2^{1252064562532} is an apocalyptic number.

It is an amenable number.

1252064562532 is an abundant number, since it is smaller than the sum of its proper divisors (1310643671708).

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

1252064562532 is a wasteful number, since it uses less digits than its factorization.

1252064562532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139480 (or 139478 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 1252064562532 in words is "one trillion, two hundred fifty-two billion, sixty-four million, five hundred sixty-two thousand, five hundred thirty-two".