7013780477811 has 12 divisors (see below), whose sum is σ = 10131166143592. Its totient is φ = 4675784468256.

The previous prime is 7013780477807. The next prime is 7013780477827. The reversal of 7013780477811 is 1187740873107.

7013780477811 is a `hidden beast` number, since 7 + 0 + 13 + 7 + 80 + 477 + 81 + 1 = 666.

It is not a de Polignac number, because 7013780477811 - 2² = 7013780477807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7013780477861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5119426 + ... + 6343191.

Almost surely, 2^{7013780477811} is an apocalyptic number.

7013780477811 is a deficient number, since it is larger than the sum of its proper divisors (3117385665781).

7013780477811 is a wasteful number, since it uses less digits than its factorization.

7013780477811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11530610 (or 11530607 counting only the distinct ones).

The product of its (nonzero) digits is 1843968, while the sum is 54.

The spelling of 7013780477811 in words is "seven trillion, thirteen billion, seven hundred eighty million, four hundred seventy-seven thousand, eight hundred eleven".