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11719542496475 = 521142616518169
BaseRepresentation
bin1010101010001010101100…
…1010101101110011011011
31112111101012001210202110002
42222202223022231303123
53014003110334341400
640531514500243215
72316465121403252
oct252425312556333
945441161722402
1011719542496475
113809259236440
1213933ab0a050b
136701c0542778
142c732c0ad799
15154cbb25aed5
hexaa8ab2adcdb

11719542496475 has 12 divisors (see below), whose sum is σ = 15853344759240. Its totient is φ = 8523303633600.

The previous prime is 11719542496439. The next prime is 11719542496477. The reversal of 11719542496475 is 57469424591711.

It is not a de Polignac number, because 11719542496475 - 26 = 11719542496411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11719542496477) 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, 21308258810 + ... + 21308259359.

It is an arithmetic number, because the mean of its divisors is an integer number (1321112063270).

Almost surely, 211719542496475 is an apocalyptic number.

11719542496475 is a deficient number, since it is larger than the sum of its proper divisors (4133802262765).

11719542496475 is a wasteful number, since it uses less digits than its factorization.

11719542496475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42616518190 (or 42616518185 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 65.

The spelling of 11719542496475 in words is "eleven trillion, seven hundred nineteen billion, five hundred forty-two million, four hundred ninety-six thousand, four hundred seventy-five".

Divisors: 1 5 11 25 55 275 42616518169 213082590845 468781699859 1065412954225 2343908499295 11719542496475