252780000050 has 24 divisors (see below), whose sum is σ = 485337603072. Its totient is φ = 97850322000.

The previous prime is 252780000001. The next prime is 252780000059. The reversal of 252780000050 is 50000087252.

It is a junction number, because it is equal to n+sod(n) for n = 252779999968 and 252780000022.

It is not an unprimeable number, because it can be changed into a prime (252780000059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81540386 + ... + 81543485.

It is an arithmetic number, because the mean of its divisors is an integer number (20222400128).

Almost surely, 2^252780000050 is an apocalyptic number.

252780000050 is a deficient number, since it is larger than the sum of its proper divisors (232557603022).

252780000050 is a wasteful number, since it uses less digits than its factorization.

252780000050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163083914 (or 163083909 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The spelling of 252780000050 in words is "two hundred fifty-two billion, seven hundred eighty million, fifty", and thus it is an aban number.