61452610559 has 16 divisors (see below), whose sum is σ = 65058204672. Its totient is φ = 57926202048.

The previous prime is 61452610543. The next prime is 61452610567. The reversal of 61452610559 is 95501625416.

It is a cyclic number.

It is not a de Polignac number, because 61452610559 - 2⁴ = 61452610543 is a prime.

It is a super-2 number, since 2×61452610559² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61452610459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2038454 + ... + 2068380.

It is an arithmetic number, because the mean of its divisors is an integer number (4066137792).

Almost surely, 2^61452610559 is an apocalyptic number.

61452610559 is a deficient number, since it is larger than the sum of its proper divisors (3605594113).

61452610559 is a wasteful number, since it uses less digits than its factorization.

61452610559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31246.

The product of its (nonzero) digits is 324000, while the sum is 44.

The spelling of 61452610559 in words is "sixty-one billion, four hundred fifty-two million, six hundred ten thousand, five hundred fifty-nine".