340207163571640 has 16 divisors (see below), whose sum is σ = 765466118036280. Its totient is φ = 136082865428640.

The previous prime is 340207163571631. The next prime is 340207163571641. The reversal of 340207163571640 is 46175361702043.

It is a super-2 number, since 2×340207163571640² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340207163571641) 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, 4252589544606 + ... + 4252589544685.

Almost surely, 2^{340207163571640} is an apocalyptic number.

It is an amenable number.

340207163571640 is an abundant number, since it is smaller than the sum of its proper divisors (425258954464640).

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

340207163571640 is a wasteful number, since it uses less digits than its factorization.

340207163571640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8505179089302 (or 8505179089298 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 340207163571640 in words is "three hundred forty trillion, two hundred seven billion, one hundred sixty-three million, five hundred seventy-one thousand, six hundred forty".