264753516870 has 32 divisors (see below), whose sum is σ = 706009379040. Its totient is φ = 70600937760.

The previous prime is 264753516851. The next prime is 264753516871. The reversal of 264753516870 is 78615357462.

264753516870 is a `hidden beast` number, since 2 + 6 + 4 + 7 + 53 + 516 + 8 + 70 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264753516871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490284021 + ... + 490284560.

It is an arithmetic number, because the mean of its divisors is an integer number (22062793095).

Almost surely, 2^264753516870 is an apocalyptic number.

264753516870 is an abundant number, since it is smaller than the sum of its proper divisors (441255862170).

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

264753516870 is a wasteful number, since it uses less digits than its factorization.

264753516870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980568597 (or 980568591 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 54.

The spelling of 264753516870 in words is "two hundred sixty-four billion, seven hundred fifty-three million, five hundred sixteen thousand, eight hundred seventy".