340740465436801 has 4 divisors (see below), whose sum is σ = 340742314868400. Its totient is φ = 340738616005204.

The previous prime is 340740465436751. The next prime is 340740465436823. The reversal of 340740465436801 is 108634564047043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340740465436801 - 2⁷ = 340740465436673 is a prime.

It is a super-2 number, since 2×340740465436801² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340740465436871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 924439411 + ... + 924807928.

It is an arithmetic number, because the mean of its divisors is an integer number (85185578717100).

Almost surely, 2^{340740465436801} is an apocalyptic number.

It is an amenable number.

340740465436801 is a deficient number, since it is larger than the sum of its proper divisors (1849431599).

340740465436801 is a wasteful number, since it uses less digits than its factorization.

340740465436801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849431598.

The product of its (nonzero) digits is 23224320, while the sum is 55.

The spelling of 340740465436801 in words is "three hundred forty trillion, seven hundred forty billion, four hundred sixty-five million, four hundred thirty-six thousand, eight hundred one".