40080684994451 has 2 divisors, whose sum is σ = 40080684994452. Its totient is φ = 40080684994450.

The previous prime is 40080684994409. The next prime is 40080684994499. The reversal of 40080684994451 is 15449948608004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40080684994451 is a prime.

It is a super-2 number, since 2×40080684994451² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40080684994151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20040342497225 + 20040342497226.

It is an arithmetic number, because the mean of its divisors is an integer number (20040342497226).

Almost surely, 2^{40080684994451} is an apocalyptic number.

40080684994451 is a deficient number, since it is larger than the sum of its proper divisors (1).

40080684994451 is an equidigital number, since it uses as much as digits as its factorization.

40080684994451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39813120, while the sum is 62.

The spelling of 40080684994451 in words is "forty trillion, eighty billion, six hundred eighty-four million, nine hundred ninety-four thousand, four hundred fifty-one".