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47132525468 = 22710116666381
BaseRepresentation
bin101011111001010100…
…010100001110011100
311111122202011101001102
4223321110110032130
51233011411303333
633352525332232
73255662566460
oct537124241634
9144582141042
1047132525468
1118a97099a96
129174707078
1345a1979632
1423d19844a0
15135cc7cae8
hexaf951439c

47132525468 has 24 divisors (see below), whose sum is σ = 95198373984. Its totient is φ = 19999656000.

The previous prime is 47132525467. The next prime is 47132525509. The reversal of 47132525468 is 86452523174.

47132525468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47132525467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8330363 + ... + 8336018.

It is an arithmetic number, because the mean of its divisors is an integer number (3966598916).

Almost surely, 247132525468 is an apocalyptic number.

It is an amenable number.

47132525468 is an abundant number, since it is smaller than the sum of its proper divisors (48065848516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47132525468 is a wasteful number, since it uses less digits than its factorization.

47132525468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16666493 (or 16666491 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 47.

The spelling of 47132525468 in words is "forty-seven billion, one hundred thirty-two million, five hundred twenty-five thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 28 101 202 404 707 1414 2828 16666381 33332762 66665524 116664667 233329334 466658668 1683304481 3366608962 6733217924 11783131367 23566262734 47132525468