670406740332 has 24 divisors (see below), whose sum is σ = 1787751307776. Its totient is φ = 191544782928.

The previous prime is 670406740331. The next prime is 670406740417. The reversal of 670406740332 is 233047604076.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (670406740331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3990516228 + ... + 3990516395.

It is an arithmetic number, because the mean of its divisors is an integer number (74489637824).

Almost surely, 2^670406740332 is an apocalyptic number.

It is an amenable number.

670406740332 is an abundant number, since it is smaller than the sum of its proper divisors (1117344567444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670406740332 is a wasteful number, since it uses less digits than its factorization.

670406740332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7981032637 (or 7981032635 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 42.

The spelling of 670406740332 in words is "six hundred seventy billion, four hundred six million, seven hundred forty thousand, three hundred thirty-two".