340040370501 has 24 divisors (see below), whose sum is σ = 529076254616. Its totient is φ = 209206333440.

The previous prime is 340040370497. The next prime is 340040370511. The reversal of 340040370501 is 105073040043.

It can be written as a sum of positive squares in 4 ways, for example, as 3206390625 + 336833979876 = 56625^2 + 580374^2 .

It is not a de Polignac number, because 340040370501 - 2² = 340040370497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340040370511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159861 + ... + 840021.

Almost surely, 2^340040370501 is an apocalyptic number.

It is an amenable number.

340040370501 is a deficient number, since it is larger than the sum of its proper divisors (189035884115).

340040370501 is a wasteful number, since it uses less digits than its factorization.

340040370501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684453 (or 684450 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The spelling of 340040370501 in words is "three hundred forty billion, forty million, three hundred seventy thousand, five hundred one".