39980798854 has 8 divisors (see below), whose sum is σ = 59972474160. Its totient is φ = 19989974136.

The previous prime is 39980798807. The next prime is 39980798861. The reversal of 39980798854 is 45889708993.

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

It is a congruent number.

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, 78114 + ... + 293365.

It is an arithmetic number, because the mean of its divisors is an integer number (7496559270).

Almost surely, 2^39980798854 is an apocalyptic number.

39980798854 is a deficient number, since it is larger than the sum of its proper divisors (19991675306).

39980798854 is a wasteful number, since it uses less digits than its factorization.

39980798854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425294.

The product of its (nonzero) digits is 156764160, while the sum is 70.

The spelling of 39980798854 in words is "thirty-nine billion, nine hundred eighty million, seven hundred ninety-eight thousand, eight hundred fifty-four".