766662556342 has 8 divisors (see below), whose sum is σ = 1151036443296. Its totient is φ = 382983741912.

The previous prime is 766662556337. The next prime is 766662556393. The reversal of 766662556342 is 243655266667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173765373 + ... + 173769784.

It is an arithmetic number, because the mean of its divisors is an integer number (143879555412).

Almost surely, 2^766662556342 is an apocalyptic number.

766662556342 is a deficient number, since it is larger than the sum of its proper divisors (384373886954).

766662556342 is a wasteful number, since it uses less digits than its factorization.

766662556342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347536262.

The product of its digits is 65318400, while the sum is 58.

The spelling of 766662556342 in words is "seven hundred sixty-six billion, six hundred sixty-two million, five hundred fifty-six thousand, three hundred forty-two".