61452610543 has 2 divisors, whose sum is σ = 61452610544. Its totient is φ = 61452610542.

The previous prime is 61452610477. The next prime is 61452610567. The reversal of 61452610543 is 34501625416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61452610543 - 2¹⁷ = 61452479471 is a prime.

It is a super-3 number, since 3×61452610543³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61452610243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30726305271 + 30726305272.

It is an arithmetic number, because the mean of its divisors is an integer number (30726305272).

Almost surely, 2^61452610543 is an apocalyptic number.

61452610543 is a deficient number, since it is larger than the sum of its proper divisors (1).

61452610543 is an equidigital number, since it uses as much as digits as its factorization.

61452610543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 61452610543 in words is "sixty-one billion, four hundred fifty-two million, six hundred ten thousand, five hundred forty-three".