6291255473555 has 16 divisors (see below), whose sum is σ = 8188728774240. Its totient is φ = 4612426806528.

The previous prime is 6291255473521. The next prime is 6291255473597. The reversal of 6291255473555 is 5553745521926.

It is a cyclic number.

It is not a de Polignac number, because 6291255473555 - 2¹⁴ = 6291255457171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6291255473494 and 6291255473503.

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, 348151202 + ... + 348169271.

It is an arithmetic number, because the mean of its divisors is an integer number (511795548390).

Almost surely, 2^{6291255473555} is an apocalyptic number.

6291255473555 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6291255473555 is a deficient number, since it is larger than the sum of its proper divisors (1897473300685).

6291255473555 is a wasteful number, since it uses less digits than its factorization.

6291255473555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696320630.

The product of its digits is 56700000, while the sum is 59.

The spelling of 6291255473555 in words is "six trillion, two hundred ninety-one billion, two hundred fifty-five million, four hundred seventy-three thousand, five hundred fifty-five".