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23258374421 is a prime number
BaseRepresentation
bin10101101010010011…
…101010000100010101
32020000220201211122212
4111222103222010111
5340113120440141
614403523403205
71452235630532
oct255223520425
966026654585
1023258374421
119955822a47
124611223505
132268774539
1411a8d47d89
15911d4a2eb
hex56a4ea115

23258374421 has 2 divisors, whose sum is σ = 23258374422. Its totient is φ = 23258374420.

The previous prime is 23258374393. The next prime is 23258374427. The reversal of 23258374421 is 12447385232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22026715396 + 1231659025 = 148414^2 + 35095^2 .

It is a cyclic number.

It is not a de Polignac number, because 23258374421 - 214 = 23258358037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23258374427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11629187210 + 11629187211.

It is an arithmetic number, because the mean of its divisors is an integer number (11629187211).

Almost surely, 223258374421 is an apocalyptic number.

It is an amenable number.

23258374421 is a deficient number, since it is larger than the sum of its proper divisors (1).

23258374421 is an equidigital number, since it uses as much as digits as its factorization.

23258374421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 41.

The spelling of 23258374421 in words is "twenty-three billion, two hundred fifty-eight million, three hundred seventy-four thousand, four hundred twenty-one".