1043364420555 has 16 divisors (see below), whose sum is σ = 1670517970944. Its totient is φ = 556082724960.

The previous prime is 1043364420463. The next prime is 1043364420563. The reversal of 1043364420555 is 5550244633401.

It is not a de Polignac number, because 1043364420555 - 2²⁰ = 1043363371979 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23620909 + ... + 23665038.

It is an arithmetic number, because the mean of its divisors is an integer number (104407373184).

Almost surely, 2^{1043364420555} is an apocalyptic number.

1043364420555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1043364420555 is a deficient number, since it is larger than the sum of its proper divisors (627153550389).

1043364420555 is a wasteful number, since it uses less digits than its factorization.

1043364420555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47287426.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 1043364420555 in words is "one trillion, forty-three billion, three hundred sixty-four million, four hundred twenty thousand, five hundred fifty-five".