361697971620 has 24 divisors (see below), whose sum is σ = 1012754320704. Its totient is φ = 96452792416.

The previous prime is 361697971601. The next prime is 361697971633. The reversal of 361697971620 is 26179796163.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3014149704 + ... + 3014149823.

It is an arithmetic number, because the mean of its divisors is an integer number (42198096696).

Almost surely, 2^361697971620 is an apocalyptic number.

361697971620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

361697971620 is an abundant number, since it is smaller than the sum of its proper divisors (651056349084).

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

361697971620 is a wasteful number, since it uses less digits than its factorization.

361697971620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6028299539 (or 6028299537 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 57.

The spelling of 361697971620 in words is "three hundred sixty-one billion, six hundred ninety-seven million, nine hundred seventy-one thousand, six hundred twenty".