297966997946 has 8 divisors (see below), whose sum is σ = 447035955264. Its totient is φ = 148955012860.

The previous prime is 297966997921. The next prime is 297966997957. The reversal of 297966997946 is 649799669792.

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

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, 14229980 + ... + 14250903.

It is an arithmetic number, because the mean of its divisors is an integer number (55879494408).

Almost surely, 2^297966997946 is an apocalyptic number.

297966997946 is a deficient number, since it is larger than the sum of its proper divisors (149068957318).

297966997946 is a wasteful number, since it uses less digits than its factorization.

297966997946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28486116.

The product of its digits is 4999796928, while the sum is 83.

The spelling of 297966997946 in words is "two hundred ninety-seven billion, nine hundred sixty-six million, nine hundred ninety-seven thousand, nine hundred forty-six".