19342020510 has 64 divisors (see below), whose sum is σ = 51598080000. Its totient is φ = 5155936416.

The previous prime is 19342020473. The next prime is 19342020541. The reversal of 19342020510 is 1502024391.

19342020510 is a `hidden beast` number, since 1 + 93 + 42 + 0 + 20 + 510 = 666.

It is a super-2 number, since 2×19342020510² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 797787 + ... + 821673.

It is an arithmetic number, because the mean of its divisors is an integer number (806220000).

Almost surely, 2^19342020510 is an apocalyptic number.

19342020510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19342020510 is an abundant number, since it is smaller than the sum of its proper divisors (32256059490).

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

19342020510 is a wasteful number, since it uses less digits than its factorization.

19342020510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26902 (or 26896 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The spelling of 19342020510 in words is "nineteen billion, three hundred forty-two million, twenty thousand, five hundred ten".