340686246212400 has 240 divisors, whose sum is σ = 1195483599116928. Its totient is φ = 82247904768000.

The previous prime is 340686246212393. The next prime is 340686246212443. The reversal of 340686246212400 is 4212642686043.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 340686246212400.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50365614 + ... + 56728013.

Almost surely, 2^{340686246212400} is an apocalyptic number.

340686246212400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340686246212400 is an abundant number, since it is smaller than the sum of its proper divisors (854797352904528).

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

340686246212400 is a wasteful number, since it uses less digits than its factorization.

340686246212400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107093900 (or 107093889 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 48.

Adding to 340686246212400 its reverse (4212642686043), we get a palindrome (344898888898443).

The spelling of 340686246212400 in words is "three hundred forty trillion, six hundred eighty-six billion, two hundred forty-six million, two hundred twelve thousand, four hundred".