40081876547 has 2 divisors, whose sum is σ = 40081876548. Its totient is φ = 40081876546.

The previous prime is 40081876537. The next prime is 40081876603. The reversal of 40081876547 is 74567818004.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40081876547 - 2³⁰ = 39008134723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40081876495 and 40081876504.

It is not a weakly prime, because it can be changed into another prime (40081876537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20040938273 + 20040938274.

It is an arithmetic number, because the mean of its divisors is an integer number (20040938274).

Almost surely, 2^40081876547 is an apocalyptic number.

40081876547 is a deficient number, since it is larger than the sum of its proper divisors (1).

40081876547 is an equidigital number, since it uses as much as digits as its factorization.

40081876547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1505280, while the sum is 50.

The spelling of 40081876547 in words is "forty billion, eighty-one million, eight hundred seventy-six thousand, five hundred forty-seven".