61324442419 has 2 divisors, whose sum is σ = 61324442420. Its totient is φ = 61324442418.

The previous prime is 61324442279. The next prime is 61324442429. The reversal of 61324442419 is 91424442316.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61324442419 - 2²³ = 61316053811 is a prime.

It is a super-2 number, since 2×61324442419² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (61324442429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30662221209 + 30662221210.

It is an arithmetic number, because the mean of its divisors is an integer number (30662221210).

Almost surely, 2^61324442419 is an apocalyptic number.

61324442419 is a deficient number, since it is larger than the sum of its proper divisors (1).

61324442419 is an equidigital number, since it uses as much as digits as its factorization.

61324442419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 40.

The spelling of 61324442419 in words is "sixty-one billion, three hundred twenty-four million, four hundred forty-two thousand, four hundred nineteen".