19772694414 has 48 divisors (see below), whose sum is σ = 47433035520. Its totient is φ = 5902292880.

The previous prime is 19772694397. The next prime is 19772694433. The reversal of 19772694414 is 41449627791.

19772694414 is a `hidden beast` number, since 197 + 7 + 2 + 6 + 9 + 441 + 4 = 666.

19772694414 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 731974 + ... + 758505.

It is an arithmetic number, because the mean of its divisors is an integer number (988188240).

Almost surely, 2^19772694414 is an apocalyptic number.

19772694414 is an abundant number, since it is smaller than the sum of its proper divisors (27660341106).

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

19772694414 is a wasteful number, since it uses less digits than its factorization.

19772694414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490565 (or 1490562 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The spelling of 19772694414 in words is "nineteen billion, seven hundred seventy-two million, six hundred ninety-four thousand, four hundred fourteen".