252777500000 has 96 divisors (see below), whose sum is σ = 622074188736. Its totient is φ = 101110000000.

The previous prime is 252777499991. The next prime is 252777500011. The reversal of 252777500000 is 5777252.

It is a congruent 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, 2449445 + ... + 2550555.

It is an arithmetic number, because the mean of its divisors is an integer number (6479939466).

Almost surely, 2^252777500000 is an apocalyptic number.

252777500000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252777500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311037094368).

252777500000 is an abundant number, since it is smaller than the sum of its proper divisors (369296688736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252777500000 is an frugal number, since it uses more digits than its factorization.

252777500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101156 (or 101118 counting only the distinct ones).

The product of its (nonzero) digits is 34300, while the sum is 35.

The spelling of 252777500000 in words is "two hundred fifty-two billion, seven hundred seventy-seven million, five hundred thousand".