53642431147 has 2 divisors, whose sum is σ = 53642431148. Its totient is φ = 53642431146.

The previous prime is 53642431049. The next prime is 53642431151. The reversal of 53642431147 is 74113424635.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53642431147 - 2⁷ = 53642431019 is a prime.

It is not a weakly prime, because it can be changed into another prime (53642431247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26821215573 + 26821215574.

It is an arithmetic number, because the mean of its divisors is an integer number (26821215574).

Almost surely, 2^53642431147 is an apocalyptic number.

53642431147 is a deficient number, since it is larger than the sum of its proper divisors (1).

53642431147 is an equidigital number, since it uses as much as digits as its factorization.

53642431147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 40.

The spelling of 53642431147 in words is "fifty-three billion, six hundred forty-two million, four hundred thirty-one thousand, one hundred forty-seven".