6940255367771 has 32 divisors (see below), whose sum is σ = 7634758809600. Its totient is φ = 6256616400000.

The previous prime is 6940255367761. The next prime is 6940255367827. The reversal of 6940255367771 is 1777635520496.

It is a cyclic number.

It is not a de Polignac number, because 6940255367771 - 2²² = 6940251173467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6940255367711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 735893426 + ... + 735902856.

It is an arithmetic number, because the mean of its divisors is an integer number (238586212800).

Almost surely, 2^{6940255367771} is an apocalyptic number.

6940255367771 is a deficient number, since it is larger than the sum of its proper divisors (694503441829).

6940255367771 is a wasteful number, since it uses less digits than its factorization.

6940255367771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10811.

The product of its (nonzero) digits is 66679200, while the sum is 62.

The spelling of 6940255367771 in words is "six trillion, nine hundred forty billion, two hundred fifty-five million, three hundred sixty-seven thousand, seven hundred seventy-one".