19078713308040 has 128 divisors (see below), whose sum is σ = 57305805246720. Its totient is φ = 5081466137600.

The previous prime is 19078713308027. The next prime is 19078713308101. The reversal of 19078713308040 is 4080331787091.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1363050322 + ... + 1363064318.

It is an arithmetic number, because the mean of its divisors is an integer number (447701603490).

Almost surely, 2^{19078713308040} is an apocalyptic number.

19078713308040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19078713308040 is an abundant number, since it is smaller than the sum of its proper divisors (38227091938680).

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

19078713308040 is a wasteful number, since it uses less digits than its factorization.

19078713308040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27023 (or 27019 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 51.

The spelling of 19078713308040 in words is "nineteen trillion, seventy-eight billion, seven hundred thirteen million, three hundred eight thousand, forty".