340420545104555 has 16 divisors (see below), whose sum is σ = 413129352274560. Its totient is φ = 269253818921472.

The previous prime is 340420545104539. The next prime is 340420545104557. The reversal of 340420545104555 is 555401545024043.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 340420545104555 - 2⁴ = 340420545104539 is a prime.

It is a super-2 number, since 2×340420545104555² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340420545104557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26887874 + ... + 37467303.

It is an arithmetic number, because the mean of its divisors is an integer number (25820584517160).

Almost surely, 2^{340420545104555} is an apocalyptic number.

340420545104555 is a deficient number, since it is larger than the sum of its proper divisors (72708807170005).

340420545104555 is a wasteful number, since it uses less digits than its factorization.

340420545104555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64367158.

The product of its (nonzero) digits is 4800000, while the sum is 47.

The spelling of 340420545104555 in words is "three hundred forty trillion, four hundred twenty billion, five hundred forty-five million, one hundred four thousand, five hundred fifty-five".