205260842764 has 96 divisors (see below), whose sum is σ = 383627059200. Its totient is φ = 96077741760.

The previous prime is 205260842749. The next prime is 205260842767. The reversal of 205260842764 is 467248062502.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (205260842767) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 757419949 + ... + 757420219.

It is an arithmetic number, because the mean of its divisors is an integer number (3996115200).

Almost surely, 2^205260842764 is an apocalyptic number.

It is an amenable number.

205260842764 is a deficient number, since it is larger than the sum of its proper divisors (178366216436).

205260842764 is a wasteful number, since it uses less digits than its factorization.

205260842764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620 (or 572 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 46.

The spelling of 205260842764 in words is "two hundred five billion, two hundred sixty million, eight hundred forty-two thousand, seven hundred sixty-four".