340781713758 has 32 divisors (see below), whose sum is σ = 757366168320. Its totient is φ = 113582883960.

The previous prime is 340781713757. The next prime is 340781713759. The reversal of 340781713758 is 857317187043.

340781713758 is a `hidden beast` number, since 34 + 0 + 78 + 171 + 375 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (340781713757) and next prime (340781713759).

It is a super-2 number, since 2×340781713758² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340781713757) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 265413 + ... + 867183.

It is an arithmetic number, because the mean of its divisors is an integer number (23667692760).

Almost surely, 2^340781713758 is an apocalyptic number.

340781713758 is an abundant number, since it is smaller than the sum of its proper divisors (416584454562).

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

340781713758 is a wasteful number, since it uses less digits than its factorization.

340781713758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612269 (or 612263 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 54.

The spelling of 340781713758 in words is "three hundred forty billion, seven hundred eighty-one million, seven hundred thirteen thousand, seven hundred fifty-eight".