1252751264042 has 16 divisors (see below), whose sum is σ = 1989962925120. Its totient is φ = 589441368768.

The previous prime is 1252751264029. The next prime is 1252751264047. The reversal of 1252751264042 is 2404621572521.

It is not an unprimeable number, because it can be changed into a prime (1252751264047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2540198 + ... + 2993009.

It is an arithmetic number, because the mean of its divisors is an integer number (124372682820).

Almost surely, 2^{1252751264042} is an apocalyptic number.

1252751264042 is a deficient number, since it is larger than the sum of its proper divisors (737211661078).

1252751264042 is a wasteful number, since it uses less digits than its factorization.

1252751264042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5539885.

The product of its (nonzero) digits is 268800, while the sum is 41.

The spelling of 1252751264042 in words is "one trillion, two hundred fifty-two billion, seven hundred fifty-one million, two hundred sixty-four thousand, forty-two".