397677646150 has 12 divisors (see below), whose sum is σ = 739680421932. Its totient is φ = 159071058440.

The previous prime is 397677646139. The next prime is 397677646153. The reversal of 397677646150 is 51646776793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397677646153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3976776412 + ... + 3976776511.

It is an arithmetic number, because the mean of its divisors is an integer number (61640035161).

Almost surely, 2^397677646150 is an apocalyptic number.

397677646150 is a deficient number, since it is larger than the sum of its proper divisors (342002775782).

397677646150 is a wasteful number, since it uses less digits than its factorization.

397677646150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7953552935 (or 7953552930 counting only the distinct ones).

The product of its (nonzero) digits is 40007520, while the sum is 61.

The spelling of 397677646150 in words is "three hundred ninety-seven billion, six hundred seventy-seven million, six hundred forty-six thousand, one hundred fifty".