10252520417785 has 16 divisors (see below), whose sum is σ = 12839302949760. Its totient is φ = 7844573165440.

The previous prime is 10252520417761. The next prime is 10252520417807. The reversal of 10252520417785 is 58771402525201.

It is not a de Polignac number, because 10252520417785 - 2¹⁷ = 10252520286713 is a prime.

It is a super-2 number, since 2×10252520417785² (a number of 27 digits) contains 22 as substring.

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, 3649396 + ... + 5815765.

It is an arithmetic number, because the mean of its divisors is an integer number (802456434360).

Almost surely, 2^{10252520417785} is an apocalyptic number.

It is an amenable number.

10252520417785 is a deficient number, since it is larger than the sum of its proper divisors (2586782531975).

10252520417785 is an equidigital number, since it uses as much as digits as its factorization.

10252520417785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9474608.

The product of its (nonzero) digits is 1568000, while the sum is 49.

The spelling of 10252520417785 in words is "ten trillion, two hundred fifty-two billion, five hundred twenty million, four hundred seventeen thousand, seven hundred eighty-five".