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53529823937 = 211125357567
BaseRepresentation
bin110001110110101000…
…000100101011000001
312010011120210210202202
4301312220010223001
51334112113331222
640331413522545
73603342665432
oct616650045301
9163146723682
1053529823937
112077a210017
12a45b043455
13508114c145
14283b453489
1515d46e3892
hexc76a04ac1

53529823937 has 4 divisors (see below), whose sum is σ = 53555183616. Its totient is φ = 53504464260.

The previous prime is 53529823877. The next prime is 53529823951. The reversal of 53529823937 is 73932892535.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53529823937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53529123937) 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, 12676673 + ... + 12680894.

It is an arithmetic number, because the mean of its divisors is an integer number (13388795904).

Almost surely, 253529823937 is an apocalyptic number.

It is an amenable number.

53529823937 is a deficient number, since it is larger than the sum of its proper divisors (25359679).

53529823937 is a wasteful number, since it uses less digits than its factorization.

53529823937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25359678.

The product of its digits is 12247200, while the sum is 56.

It can be divided in two parts, 5352 and 9823937, that added together give a palindrome (9829289).

The spelling of 53529823937 in words is "fifty-three billion, five hundred twenty-nine million, eight hundred twenty-three thousand, nine hundred thirty-seven".

Divisors: 1 2111 25357567 53529823937