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53448595201 = 73732172537
BaseRepresentation
bin110001110001110010…
…001101011100000001
312002221220221221220001
4301301302031130001
51333430320021301
640315352520001
73601335364111
oct616162153401
9162856857801
1053448595201
112073837a731
12a4379b0001
13506a37b6c1
14283074b041
1515cc4eac01
hexc71c8d701

53448595201 has 4 divisors (see below), whose sum is σ = 54180767812. Its totient is φ = 52716422592.

The previous prime is 53448595163. The next prime is 53448595217. The reversal of 53448595201 is 10259584435.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10259584435 = 52051916887.

It can be written as a sum of positive squares in 2 ways, for example, as 25767954576 + 27680640625 = 160524^2 + 166375^2 .

It is a cyclic number.

It is not a de Polignac number, because 53448595201 - 213 = 53448587009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53448595231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366086196 + ... + 366086341.

It is an arithmetic number, because the mean of its divisors is an integer number (13545191953).

Almost surely, 253448595201 is an apocalyptic number.

It is an amenable number.

53448595201 is a deficient number, since it is larger than the sum of its proper divisors (732172611).

53448595201 is an equidigital number, since it uses as much as digits as its factorization.

53448595201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732172610.

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 53448595201 in words is "fifty-three billion, four hundred forty-eight million, five hundred ninety-five thousand, two hundred one".

Divisors: 1 73 732172537 53448595201