340207172377 has 4 divisors (see below), whose sum is σ = 340217307520. Its totient is φ = 340197037236.

The previous prime is 340207172309. The next prime is 340207172413. The reversal of 340207172377 is 773271702043.

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 340207172377 - 2²⁷ = 340072954649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340207152377) 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, 5017053 + ... + 5084410.

It is an arithmetic number, because the mean of its divisors is an integer number (85054326880).

Almost surely, 2^340207172377 is an apocalyptic number.

It is an amenable number.

340207172377 is a deficient number, since it is larger than the sum of its proper divisors (10135143).

340207172377 is a wasteful number, since it uses less digits than its factorization.

340207172377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10135142.

The product of its (nonzero) digits is 345744, while the sum is 43.

The spelling of 340207172377 in words is "three hundred forty billion, two hundred seven million, one hundred seventy-two thousand, three hundred seventy-seven".