3477640678811 has 16 divisors (see below), whose sum is σ = 3886203568128. Its totient is φ = 3090312410400.

The previous prime is 3477640678807. The next prime is 3477640678819. The reversal of 3477640678811 is 1188760467743.

It is a cyclic number.

It is not a de Polignac number, because 3477640678811 - 2² = 3477640678807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3477640678819) 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, 22513031 + ... + 22666976.

It is an arithmetic number, because the mean of its divisors is an integer number (242887723008).

Almost surely, 2^{3477640678811} is an apocalyptic number.

3477640678811 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3477640678811 is a deficient number, since it is larger than the sum of its proper divisors (408562889317).

3477640678811 is a wasteful number, since it uses less digits than its factorization.

3477640678811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45180242.

The product of its (nonzero) digits is 37933056, while the sum is 62.

The spelling of 3477640678811 in words is "three trillion, four hundred seventy-seven billion, six hundred forty million, six hundred seventy-eight thousand, eight hundred eleven".