1252525250265 has 16 divisors (see below), whose sum is σ = 2014110960000. Its totient is φ = 664656613632.

The previous prime is 1252525250231. The next prime is 1252525250281. The reversal of 1252525250265 is 5620525252521.

It is not a de Polignac number, because 1252525250265 - 2¹⁵ = 1252525217497 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209800240 + ... + 209806209.

It is an arithmetic number, because the mean of its divisors is an integer number (125881935000).

Almost surely, 2^{1252525250265} is an apocalyptic number.

1252525250265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1252525250265 is a deficient number, since it is larger than the sum of its proper divisors (761585709735).

1252525250265 is a wasteful number, since it uses less digits than its factorization.

1252525250265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419606656.

The product of its (nonzero) digits is 600000, while the sum is 42.

The spelling of 1252525250265 in words is "one trillion, two hundred fifty-two billion, five hundred twenty-five million, two hundred fifty thousand, two hundred sixty-five".