340220556463 has 8 divisors (see below), whose sum is σ = 359102731520. Its totient is φ = 321435964440.

The previous prime is 340220556443. The next prime is 340220556469. The reversal of 340220556463 is 364655022043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340220556463 - 2²¹ = 340218459311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340220556469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24388593 + ... + 24402538.

It is an arithmetic number, because the mean of its divisors is an integer number (44887841440).

Almost surely, 2^340220556463 is an apocalyptic number.

340220556463 is a deficient number, since it is larger than the sum of its proper divisors (18882175057).

340220556463 is a wasteful number, since it uses less digits than its factorization.

340220556463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48791517.

The product of its (nonzero) digits is 518400, while the sum is 40.

The spelling of 340220556463 in words is "three hundred forty billion, two hundred twenty million, five hundred fifty-six thousand, four hundred sixty-three".