252502777505 has 16 divisors (see below), whose sum is σ = 330752372544. Its totient is φ = 183525449280.

The previous prime is 252502777493. The next prime is 252502777517. The reversal of 252502777505 is 505777205252.

It is an interprime number because it is at equal distance from previous prime (252502777493) and next prime (252502777517).

It is not a de Polignac number, because 252502777505 - 2¹⁰ = 252502776481 is a prime.

It is a super-3 number, since 3×252502777505³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252502777505.

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, 1321382 + ... + 1500351.

It is an arithmetic number, because the mean of its divisors is an integer number (20672023284).

Almost surely, 2^252502777505 is an apocalyptic number.

It is an amenable number.

252502777505 is a deficient number, since it is larger than the sum of its proper divisors (78249595039).

252502777505 is a wasteful number, since it uses less digits than its factorization.

252502777505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823376.

The product of its (nonzero) digits is 1715000, while the sum is 47.

The spelling of 252502777505 in words is "two hundred fifty-two billion, five hundred two million, seven hundred seventy-seven thousand, five hundred five".