6741266557 has 16 divisors (see below), whose sum is σ = 7201152000. Its totient is φ = 6292311984.

The previous prime is 6741266549. The next prime is 6741266569. The reversal of 6741266557 is 7556621476.

It is a cyclic number.

It is not a de Polignac number, because 6741266557 - 2³ = 6741266549 is a prime.

Its product of digits (2116800) is a multiple of the sum of its prime divisors (11760).

It is a self number, because there is not a number n which added to its sum of digits gives 6741266557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6741266957) 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, 592044 + ... + 603322.

It is an arithmetic number, because the mean of its divisors is an integer number (450072000).

Almost surely, 2^6741266557 is an apocalyptic number.

It is an amenable number.

6741266557 is a deficient number, since it is larger than the sum of its proper divisors (459885443).

6741266557 is a wasteful number, since it uses less digits than its factorization.

6741266557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11760.

The product of its digits is 2116800, while the sum is 49.

The square root of 6741266557 is about 82105.2163811776. The cubic root of 6741266557 is about 1889.0661527929.

The spelling of 6741266557 in words is "six billion, seven hundred forty-one million, two hundred sixty-six thousand, five hundred fifty-seven".