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53438113262 = 2139790124329
BaseRepresentation
bin110001110001001010…
…001110010111101110
312002221012020102101002
4301301022032113232
51333420124111022
640314340120302
73601150316402
oct616112162756
9162835212332
1053438113262
1120732470476
12a434396092
13506814b681
14282d1bd102
1515cb62a092
hexc7128e5ee

53438113262 has 16 divisors (see below), whose sum is σ = 80747377200. Its totient is φ = 26522385600.

The previous prime is 53438113249. The next prime is 53438113273. The reversal of 53438113262 is 26231183435.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2184314 + ... + 2208642.

It is an arithmetic number, because the mean of its divisors is an integer number (5046711075).

Almost surely, 253438113262 is an apocalyptic number.

53438113262 is a deficient number, since it is larger than the sum of its proper divisors (27309263938).

53438113262 is a wasteful number, since it uses less digits than its factorization.

53438113262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32371.

The product of its digits is 103680, while the sum is 38.

Adding to 53438113262 its reverse (26231183435), we get a palindrome (79669296697).

The spelling of 53438113262 in words is "fifty-three billion, four hundred thirty-eight million, one hundred thirteen thousand, two hundred sixty-two".

Divisors: 1 2 139 278 7901 15802 24329 48658 1098239 2196478 3381731 6763462 192223429 384446858 26719056631 53438113262