740080066 has 8 divisors (see below), whose sum is σ = 1211040144. Its totient is φ = 336400020.

The previous prime is 740080051. The next prime is 740080067. The reversal of 740080066 is 660080047.

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

It is not an unprimeable number, because it can be changed into a prime (740080067) 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, 16819980 + ... + 16820023.

It is an arithmetic number, because the mean of its divisors is an integer number (151380018).

Almost surely, 2^740080066 is an apocalyptic number.

740080066 is a deficient number, since it is larger than the sum of its proper divisors (470960078).

740080066 is a wasteful number, since it uses less digits than its factorization.

740080066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33640016.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 740080066 is about 27204.4126200144. The cubic root of 740080066 is about 904.5367901101.

The spelling of 740080066 in words is "seven hundred forty million, eighty thousand, sixty-six".