5421234402499 has 2 divisors, whose sum is σ = 5421234402500. Its totient is φ = 5421234402498.

The previous prime is 5421234402431. The next prime is 5421234402517. The reversal of 5421234402499 is 9942044321245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5421234402499 - 2²¹ = 5421232305347 is a prime.

It is not a weakly prime, because it can be changed into another prime (5421234409499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710617201249 + 2710617201250.

It is an arithmetic number, because the mean of its divisors is an integer number (2710617201250).

Almost surely, 2^{5421234402499} is an apocalyptic number.

5421234402499 is a deficient number, since it is larger than the sum of its proper divisors (1).

5421234402499 is an equidigital number, since it uses as much as digits as its factorization.

5421234402499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 5421234402499 in words is "five trillion, four hundred twenty-one billion, two hundred thirty-four million, four hundred two thousand, four hundred ninety-nine".