61182000854543 has 2 divisors, whose sum is σ = 61182000854544. Its totient is φ = 61182000854542.

The previous prime is 61182000854503. The next prime is 61182000854549. The reversal of 61182000854543 is 34545800028116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61182000854543 - 2⁸ = 61182000854287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61182000854549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30591000427271 + 30591000427272.

It is an arithmetic number, because the mean of its divisors is an integer number (30591000427272).

Almost surely, 2^{61182000854543} is an apocalyptic number.

61182000854543 is a deficient number, since it is larger than the sum of its proper divisors (1).

61182000854543 is an equidigital number, since it uses as much as digits as its factorization.

61182000854543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 61182000854543 in words is "sixty-one trillion, one hundred eighty-two billion, eight hundred fifty-four thousand, five hundred forty-three".