340400040737 has 4 divisors (see below), whose sum is σ = 349600041876. Its totient is φ = 331200039600.

The previous prime is 340400040727. The next prime is 340400040763. The reversal of 340400040737 is 737040004043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 284647858576 + 55752182161 = 533524^2 + 236119^2 .

It is a cyclic number.

It is not a de Polignac number, because 340400040737 - 2¹⁴ = 340400024353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340400040727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4600000514 + ... + 4600000587.

It is an arithmetic number, because the mean of its divisors is an integer number (87400010469).

Almost surely, 2^340400040737 is an apocalyptic number.

340400040737 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

340400040737 is a deficient number, since it is larger than the sum of its proper divisors (9200001139).

340400040737 is an equidigital number, since it uses as much as digits as its factorization.

340400040737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9200001138.

The product of its (nonzero) digits is 28224, while the sum is 32.

The spelling of 340400040737 in words is "three hundred forty billion, four hundred million, forty thousand, seven hundred thirty-seven".