660787102 has 8 divisors (see below), whose sum is σ = 1034275536. Its totient is φ = 316028592.

The previous prime is 660787087. The next prime is 660787109. The reversal of 660787102 is 201787066.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660787109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7182423 + ... + 7182514.

It is an arithmetic number, because the mean of its divisors is an integer number (129284442).

Almost surely, 2^660787102 is an apocalyptic number.

660787102 is a deficient number, since it is larger than the sum of its proper divisors (373488434).

660787102 is a wasteful number, since it uses less digits than its factorization.

660787102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14364962.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 660787102 is about 25705.7795446861. The cubic root of 660787102 is about 871.0047413473.

The spelling of 660787102 in words is "six hundred sixty million, seven hundred eighty-seven thousand, one hundred two".