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42401519983 is a prime number
BaseRepresentation
bin100111011111010100…
…111101100101101111
311001110000221101121001
4213133110331211233
51143314242114413
631251243421131
73030514654534
oct473724754557
9131400841531
1042401519983
1116a896095a9
1282742247a7
133cc9780cc4
1420a3504d8b
15118275d4dd
hex9df53d96f

42401519983 has 2 divisors, whose sum is σ = 42401519984. Its totient is φ = 42401519982.

The previous prime is 42401519959. The next prime is 42401520001. The reversal of 42401519983 is 38991510424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42401519983 - 233 = 33811585391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42401519903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21200759991 + 21200759992.

It is an arithmetic number, because the mean of its divisors is an integer number (21200759992).

Almost surely, 242401519983 is an apocalyptic number.

42401519983 is a deficient number, since it is larger than the sum of its proper divisors (1).

42401519983 is an equidigital number, since it uses as much as digits as its factorization.

42401519983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 42401519983 in words is "forty-two billion, four hundred one million, five hundred nineteen thousand, nine hundred eighty-three".