709497008242 has 16 divisors (see below), whose sum is σ = 1161159364800. Its totient is φ = 322453012240.

The previous prime is 709497008237. The next prime is 709497008243. The reversal of 709497008242 is 242800794907.

It is a self number, because there is not a number n which added to its sum of digits gives 709497008242.

It is not an unprimeable number, because it can be changed into a prime (709497008243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2122117 + ... + 2433592.

It is an arithmetic number, because the mean of its divisors is an integer number (72572460300).

Almost surely, 2^709497008242 is an apocalyptic number.

709497008242 is a deficient number, since it is larger than the sum of its proper divisors (451662356558).

709497008242 is a wasteful number, since it uses less digits than its factorization.

709497008242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4562801.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 709497008242 in words is "seven hundred nine billion, four hundred ninety-seven million, eight thousand, two hundred forty-two".