340054436377 has 2 divisors, whose sum is σ = 340054436378. Its totient is φ = 340054436376.

The previous prime is 340054436333. The next prime is 340054436389. The reversal of 340054436377 is 773634450043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 268271166601 + 71783269776 = 517949^2 + 267924^2 .

It is a cyclic number.

It is not a de Polignac number, because 340054436377 - 2²³ = 340046047769 is a prime.

It is a super-2 number, since 2×340054436377² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340054436327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170027218188 + 170027218189.

It is an arithmetic number, because the mean of its divisors is an integer number (170027218189).

Almost surely, 2^340054436377 is an apocalyptic number.

It is an amenable number.

340054436377 is a deficient number, since it is larger than the sum of its proper divisors (1).

340054436377 is an equidigital number, since it uses as much as digits as its factorization.

340054436377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 46.

The spelling of 340054436377 in words is "three hundred forty billion, fifty-four million, four hundred thirty-six thousand, three hundred seventy-seven".