706528215668 has 24 divisors (see below), whose sum is σ = 1362181320864. Its totient is φ = 317969492000.

The previous prime is 706528215649. The next prime is 706528215713. The reversal of 706528215668 is 866512825607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79487930 + ... + 79496817.

It is an arithmetic number, because the mean of its divisors is an integer number (56757555036).

Almost surely, 2^706528215668 is an apocalyptic number.

It is an amenable number.

706528215668 is a deficient number, since it is larger than the sum of its proper divisors (655653105196).

706528215668 is a wasteful number, since it uses less digits than its factorization.

706528215668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158984863 (or 158984861 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 706528215668 in words is "seven hundred six billion, five hundred twenty-eight million, two hundred fifteen thousand, six hundred sixty-eight".