340603703242920 has 128 divisors (see below), whose sum is σ = 1222679960409600. Its totient is φ = 83840911564032.

The previous prime is 340603703242889. The next prime is 340603703243033. The reversal of 340603703242920 is 29242307306043.

340603703242920 is a `hidden beast` number, since 3 + 4 + 0 + 6 + 0 + 37 + 0 + 324 + 292 + 0 = 666.

It is a super-2 number, since 2×340603703242920² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 12129747472 + ... + 12129775551.

It is an arithmetic number, because the mean of its divisors is an integer number (9552187190700).

Almost surely, 2^{340603703242920} is an apocalyptic number.

340603703242920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340603703242920 is an abundant number, since it is smaller than the sum of its proper divisors (882076257166680).

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

340603703242920 is a wasteful number, since it uses less digits than its factorization.

340603703242920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24259523056 (or 24259523046 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 45.

The spelling of 340603703242920 in words is "three hundred forty trillion, six hundred three billion, seven hundred three million, two hundred forty-two thousand, nine hundred twenty".