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442520235001 = 1324675606987
BaseRepresentation
bin1100111000010000100…
…00101110101111111001
31120022012222220002222101
412130020100232233321
524222240140010001
6535142504223401
743654030635505
oct6341020565771
91508188802871
10442520235001
11160743155289
127191b16ab61
1332963886400
14175bd36b305
15b79e7a6a01
hex670842ebf9

442520235001 has 12 divisors (see below), whose sum is σ = 480204880272. Its totient is φ = 407605454256.

The previous prime is 442520234953. The next prime is 442520235019. The reversal of 442520235001 is 100532025244.

It is not a de Polignac number, because 442520235001 - 27 = 442520234873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442520235901) 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, 2724571 + ... + 2882416.

It is an arithmetic number, because the mean of its divisors is an integer number (40017073356).

Almost surely, 2442520235001 is an apocalyptic number.

It is an amenable number.

442520235001 is a deficient number, since it is larger than the sum of its proper divisors (37684645271).

442520235001 is a wasteful number, since it uses less digits than its factorization.

442520235001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5607480 (or 5607467 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The spelling of 442520235001 in words is "four hundred forty-two billion, five hundred twenty million, two hundred thirty-five thousand, one".

Divisors: 1 13 169 467 6071 78923 5606987 72890831 947580803 2618462929 34040018077 442520235001