718661007242 has 32 divisors (see below), whose sum is σ = 1138542350400. Its totient is φ = 339831220608.

The previous prime is 718661007221. The next prime is 718661007289. The reversal of 718661007242 is 242700166817.

718661007242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 718661007193 and 718661007202.

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, 536168 + ... + 1313315.

It is an arithmetic number, because the mean of its divisors is an integer number (35579448450).

Almost surely, 2^718661007242 is an apocalyptic number.

718661007242 is a deficient number, since it is larger than the sum of its proper divisors (419881343158).

718661007242 is a wasteful number, since it uses less digits than its factorization.

718661007242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849670.

The product of its (nonzero) digits is 225792, while the sum is 44.

The spelling of 718661007242 in words is "seven hundred eighteen billion, six hundred sixty-one million, seven thousand, two hundred forty-two".