1347400680680 has 16 divisors (see below), whose sum is σ = 3031651531620. Its totient is φ = 538960272256.

The previous prime is 1347400680667. The next prime is 1347400680763. The reversal of 1347400680680 is 860860047431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1347396279076 + 4401604 = 1160774^2 + 2098^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16842508469 + ... + 16842508548.

Almost surely, 2^{1347400680680} is an apocalyptic number.

1347400680680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1347400680680 is an abundant number, since it is smaller than the sum of its proper divisors (1684250850940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1347400680680 is a wasteful number, since it uses less digits than its factorization.

1347400680680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33685017028 (or 33685017024 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 1347400680680 in words is "one trillion, three hundred forty-seven billion, four hundred million, six hundred eighty thousand, six hundred eighty".