259997700996 has 72 divisors (see below), whose sum is σ = 718251153984. Its totient is φ = 78645666240.

The previous prime is 259997700983. The next prime is 259997700997. The reversal of 259997700996 is 699007799952.

It is not an unprimeable number, because it can be changed into a prime (259997700997) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 368800 + ... + 809943.

It is an arithmetic number, because the mean of its divisors is an integer number (9975710472).

Almost surely, 2^259997700996 is an apocalyptic number.

It is an amenable number.

259997700996 is an abundant number, since it is smaller than the sum of its proper divisors (458253452988).

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

259997700996 is a wasteful number, since it uses less digits than its factorization.

259997700996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179321 (or 1179316 counting only the distinct ones).

The product of its (nonzero) digits is 173604060, while the sum is 72.

The spelling of 259997700996 in words is "two hundred fifty-nine billion, nine hundred ninety-seven million, seven hundred thousand, nine hundred ninety-six".