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23230455441 = 373186156999
BaseRepresentation
bin10101101000101001…
…001001111010010001
32012221222012102000120
4111220221021322101
5340033444033231
614401045140453
71451446420224
oct255051117221
965858172016
1023230455441
119940a94006
1246039ba729
132262a4a82b
1411a535b5bb
1590e682d96
hex568a49e91

23230455441 has 16 divisors (see below), whose sum is σ = 31415664000. Its totient is φ = 15266344320.

The previous prime is 23230455421. The next prime is 23230455491. The reversal of 23230455441 is 14455403232.

It is not a de Polignac number, because 23230455441 - 227 = 23096237713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23230455401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379060 + ... + 436058.

It is an arithmetic number, because the mean of its divisors is an integer number (1963479000).

Almost surely, 223230455441 is an apocalyptic number.

It is an amenable number.

23230455441 is a deficient number, since it is larger than the sum of its proper divisors (8185208559).

23230455441 is a wasteful number, since it uses less digits than its factorization.

23230455441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58936.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 23230455441 its reverse (14455403232), we get a palindrome (37685858673).

The spelling of 23230455441 in words is "twenty-three billion, two hundred thirty million, four hundred fifty-five thousand, four hundred forty-one".

Divisors: 1 3 73 219 1861 5583 56999 135853 170997 407559 4160927 12482781 106075139 318225417 7743485147 23230455441