19377948090679 has 8 divisors (see below), whose sum is σ = 19397279470752. Its totient is φ = 19358622410400.

The previous prime is 19377948090593. The next prime is 19377948090707. The reversal of 19377948090679 is 97609084977391.

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

It is a cyclic number.

It is not a de Polignac number, because 19377948090679 - 2⁷ = 19377948090551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19377948090599 and 19377948090608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19377948000679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5394229 + ... + 8237329.

It is an arithmetic number, because the mean of its divisors is an integer number (2424659933844).

Almost surely, 2^{19377948090679} is an apocalyptic number.

19377948090679 is a deficient number, since it is larger than the sum of its proper divisors (19331380073).

19377948090679 is a wasteful number, since it uses less digits than its factorization.

19377948090679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849897.

The product of its (nonzero) digits is 1296243648, while the sum is 79.

The spelling of 19377948090679 in words is "nineteen trillion, three hundred seventy-seven billion, nine hundred forty-eight million, ninety thousand, six hundred seventy-nine".