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25230222264653 = 721487346269331
BaseRepresentation
bin1011011110010010111100…
…11011111000100101001101
310022022222121120101102201122
411233021132123320211031
511301332443344432103
6125354334252450325
75212552266524600
oct557113633704515
9108288546342648
1025230222264653
11804809379951a
1229b59524799a5
131110279b106b3
1463321386a337
152db468e0bb38
hex16f25e6f894d

25230222264653 has 12 divisors (see below), whose sum is σ = 29369179662912. Its totient is φ = 21611361423960.

The previous prime is 25230222264629. The next prime is 25230222264659. The reversal of 25230222264653 is 35646222203252.

It is not a de Polignac number, because 25230222264653 - 26 = 25230222264589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25230222264659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173061803 + ... + 173207528.

It is an arithmetic number, because the mean of its divisors is an integer number (2447431638576).

Almost surely, 225230222264653 is an apocalyptic number.

It is an amenable number.

25230222264653 is a deficient number, since it is larger than the sum of its proper divisors (4138957398259).

25230222264653 is a wasteful number, since it uses less digits than its factorization.

25230222264653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346270832 (or 346270825 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 44.

The spelling of 25230222264653 in words is "twenty-five trillion, two hundred thirty billion, two hundred twenty-two million, two hundred sixty-four thousand, six hundred fifty-three".

Divisors: 1 7 49 1487 10409 72863 346269331 2423885317 16967197219 514902495197 3604317466379 25230222264653