40356176364473 has 2 divisors, whose sum is σ = 40356176364474. Its totient is φ = 40356176364472.

The previous prime is 40356176364461. The next prime is 40356176364481. The reversal of 40356176364473 is 37446367165304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36772678146304 + 3583498218169 = 6064048^2 + 1893013^2 .

It is a cyclic number.

It is not a de Polignac number, because 40356176364473 - 2³⁴ = 40338996495289 is a prime.

It is not a weakly prime, because it can be changed into another prime (40356176364173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20178088182236 + 20178088182237.

It is an arithmetic number, because the mean of its divisors is an integer number (20178088182237).

Almost surely, 2^{40356176364473} is an apocalyptic number.

It is an amenable number.

40356176364473 is a deficient number, since it is larger than the sum of its proper divisors (1).

40356176364473 is an equidigital number, since it uses as much as digits as its factorization.

40356176364473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91445760, while the sum is 59.

The spelling of 40356176364473 in words is "forty trillion, three hundred fifty-six billion, one hundred seventy-six million, three hundred sixty-four thousand, four hundred seventy-three".