19422040758 has 16 divisors (see below), whose sum is σ = 38877843456. Its totient is φ = 6468386600.

The previous prime is 19422040741. The next prime is 19422040789. The reversal of 19422040758 is 85704022491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1399266 + ... + 1413077.

It is an arithmetic number, because the mean of its divisors is an integer number (2429865216).

Almost surely, 2^19422040758 is an apocalyptic number.

19422040758 is an abundant number, since it is smaller than the sum of its proper divisors (19455802698).

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

19422040758 is a wasteful number, since it uses less digits than its factorization.

19422040758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813499.

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 19422040758 in words is "nineteen billion, four hundred twenty-two million, forty thousand, seven hundred fifty-eight".