36400454524391 has 2 divisors, whose sum is σ = 36400454524392. Its totient is φ = 36400454524390.

The previous prime is 36400454524381. The next prime is 36400454524459. The reversal of 36400454524391 is 19342545400463.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36400454524391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36400454524381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18200227262195 + 18200227262196.

It is an arithmetic number, because the mean of its divisors is an integer number (18200227262196).

Almost surely, 2^{36400454524391} is an apocalyptic number.

36400454524391 is a deficient number, since it is larger than the sum of its proper divisors (1).

36400454524391 is an equidigital number, since it uses as much as digits as its factorization.

36400454524391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6220800, while the sum is 50.

The spelling of 36400454524391 in words is "thirty-six trillion, four hundred billion, four hundred fifty-four million, five hundred twenty-four thousand, three hundred ninety-one".