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40053339708 = 2233337778309
BaseRepresentation
bin100101010011010111…
…010111011000111100
310211101101102110211020
4211103113113120330
51124012123332313
630222242024140
72615362525104
oct452327273074
9124341373736
1040053339708
1115a9407aa48
127919948050
133a14139b15
141d1d6d4204
151096521323
hex9535d763c

40053339708 has 12 divisors (see below), whose sum is σ = 93457792680. Its totient is φ = 13351113232.

The previous prime is 40053339679. The next prime is 40053339721. The reversal of 40053339708 is 80793335004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 40053339708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1668889143 + ... + 1668889166.

It is an arithmetic number, because the mean of its divisors is an integer number (7788149390).

Almost surely, 240053339708 is an apocalyptic number.

It is an amenable number.

40053339708 is an abundant number, since it is smaller than the sum of its proper divisors (53404452972).

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

40053339708 is a wasteful number, since it uses less digits than its factorization.

40053339708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337778316 (or 3337778314 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 40053339708 in words is "forty billion, fifty-three million, three hundred thirty-nine thousand, seven hundred eight".

Divisors: 1 2 3 4 6 12 3337778309 6675556618 10013334927 13351113236 20026669854 40053339708