61300626512231 has 2 divisors, whose sum is σ = 61300626512232. Its totient is φ = 61300626512230.

The previous prime is 61300626512189. The next prime is 61300626512311. The reversal of 61300626512231 is 13221562600316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61300626512231 - 2²² = 61300622317927 is a prime.

It is a super-2 number, since 2×61300626512231² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61300626512131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30650313256115 + 30650313256116.

It is an arithmetic number, because the mean of its divisors is an integer number (30650313256116).

Almost surely, 2^{61300626512231} is an apocalyptic number.

61300626512231 is a deficient number, since it is larger than the sum of its proper divisors (1).

61300626512231 is an equidigital number, since it uses as much as digits as its factorization.

61300626512231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 61300626512231 in words is "sixty-one trillion, three hundred billion, six hundred twenty-six million, five hundred twelve thousand, two hundred thirty-one".