80371314653661 has 8 divisors (see below), whose sum is σ = 119068614301760. Its totient is φ = 53580876435756.

The previous prime is 80371314653657. The next prime is 80371314653687. The reversal of 80371314653661 is 16635641317308.

80371314653661 is a `hidden beast` number, since 8 + 0 + 3 + 7 + 1 + 3 + 1 + 46 + 536 + 61 = 666.

It is not a de Polignac number, because 80371314653661 - 2² = 80371314653657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80371314653598 and 80371314653607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80371314653611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1488357678745 + ... + 1488357678798.

It is an arithmetic number, because the mean of its divisors is an integer number (14883576787720).

Almost surely, 2^{80371314653661} is an apocalyptic number.

It is an amenable number.

80371314653661 is a deficient number, since it is larger than the sum of its proper divisors (38697299648099).

80371314653661 is a wasteful number, since it uses less digits than its factorization.

80371314653661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2976715357552 (or 2976715357546 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 80371314653661 in words is "eighty trillion, three hundred seventy-one billion, three hundred fourteen million, six hundred fifty-three thousand, six hundred sixty-one".