12973097850 has 48 divisors (see below), whose sum is σ = 32921514912. Its totient is φ = 3379037760.

The previous prime is 12973097849. The next prime is 12973097927. The reversal of 12973097850 is 5879037921.

It is a junction number, because it is equal to n+sod(n) for n = 12973097793 and 12973097802.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 999217 + ... + 1012116.

It is an arithmetic number, because the mean of its divisors is an integer number (685864894).

Almost surely, 2^12973097850 is an apocalyptic number.

12973097850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12973097850 is an abundant number, since it is smaller than the sum of its proper divisors (19948417062).

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

12973097850 is a wasteful number, since it uses less digits than its factorization.

12973097850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011391 (or 2011386 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 51.

The spelling of 12973097850 in words is "twelve billion, nine hundred seventy-three million, ninety-seven thousand, eight hundred fifty".