712766066 has 8 divisors (see below), whose sum is σ = 1069294764. Its totient is φ = 356334480.

The previous prime is 712766059. The next prime is 712766081. The reversal of 712766066 is 660667217.

It can be written as a sum of positive squares in 2 ways, for example, as 618268225 + 94497841 = 24865^2 + 9721^2 .

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

It is a super-2 number, since 2×712766066² = 1016070929682232712, which contains 22 as substring.

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, 1745 + ... + 37796.

Almost surely, 2^712766066 is an apocalyptic number.

712766066 is a deficient number, since it is larger than the sum of its proper divisors (356528698).

712766066 is a wasteful number, since it uses less digits than its factorization.

712766066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48556.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 712766066 is about 26697.6790376991. The cubic root of 712766066 is about 893.2691561468.

The spelling of 712766066 in words is "seven hundred twelve million, seven hundred sixty-six thousand, sixty-six".