340250521501 has 6 divisors (see below), whose sum is σ = 373994375006. Its totient is φ = 309318655800.

The previous prime is 340250521493. The next prime is 340250521529. The reversal of 340250521501 is 105125052043.

It can be written as a sum of positive squares in only one way, i.e., 176253870276 + 163996651225 = 419826^2 + 404965^2 .

It is not a de Polignac number, because 340250521501 - 2³ = 340250521493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340250521501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340250521601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1405993770 + ... + 1405994011.

Almost surely, 2^340250521501 is an apocalyptic number.

It is an amenable number.

340250521501 is a deficient number, since it is larger than the sum of its proper divisors (33743853505).

340250521501 is a wasteful number, since it uses less digits than its factorization.

340250521501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811987803 (or 2811987792 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 340250521501 its reverse (105125052043), we get a palindrome (445375573544).

The spelling of 340250521501 in words is "three hundred forty billion, two hundred fifty million, five hundred twenty-one thousand, five hundred one".