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23875543055 = 571352473721
BaseRepresentation
bin10110001111000101…
…111110000000001111
32021121221001020212102
4112033011332000033
5342344114334210
614545051425315
71503441524150
oct261705760017
967557036772
1023875543055
11a142137971
124763a5523b
1323365a1890
141226cbd927
1594b109ea5
hex58f17e00f

23875543055 has 16 divisors (see below), whose sum is σ = 35262341184. Its totient is φ = 15112431360.

The previous prime is 23875543049. The next prime is 23875543091. The reversal of 23875543055 is 55034557832.

It is not a de Polignac number, because 23875543055 - 28 = 23875542799 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26236406 + ... + 26237315.

It is an arithmetic number, because the mean of its divisors is an integer number (2203896324).

Almost surely, 223875543055 is an apocalyptic number.

23875543055 is a deficient number, since it is larger than the sum of its proper divisors (11386798129).

23875543055 is a wasteful number, since it uses less digits than its factorization.

23875543055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52473746.

The product of its (nonzero) digits is 2520000, while the sum is 47.

The spelling of 23875543055 in words is "twenty-three billion, eight hundred seventy-five million, five hundred forty-three thousand, fifty-five".

Divisors: 1 5 7 13 35 65 91 455 52473721 262368605 367316047 682158373 1836580235 3410791865 4775108611 23875543055