61452078840203 has 2 divisors, whose sum is σ = 61452078840204. Its totient is φ = 61452078840202.

The previous prime is 61452078840169. The next prime is 61452078840211. The reversal of 61452078840203 is 30204887025416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61452078840203 - 2¹² = 61452078836107 is a prime.

It is not a weakly prime, because it can be changed into another prime (61452078840283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30726039420101 + 30726039420102.

It is an arithmetic number, because the mean of its divisors is an integer number (30726039420102).

Almost surely, 2^{61452078840203} is an apocalyptic number.

61452078840203 is a deficient number, since it is larger than the sum of its proper divisors (1).

61452078840203 is an equidigital number, since it uses as much as digits as its factorization.

61452078840203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 61452078840203 in words is "sixty-one trillion, four hundred fifty-two billion, seventy-eight million, eight hundred forty thousand, two hundred three".