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40969897374 = 237975473747
BaseRepresentation
bin100110001001111111…
…110000010110011110
310220202021002102120110
4212021333300112132
51132401243203444
630453223030450
72650162244640
oct461177602636
9126667072513
1040969897374
111641449131a
127b3489b426
133b2bcacb33
141da9320890
1510ebc1dcb9
hex989ff059e

40969897374 has 16 divisors (see below), whose sum is σ = 93645479808. Its totient is φ = 11705684952.

The previous prime is 40969897369. The next prime is 40969897387. The reversal of 40969897374 is 47379896904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487736832 + ... + 487736915.

It is an arithmetic number, because the mean of its divisors is an integer number (5852842488).

Almost surely, 240969897374 is an apocalyptic number.

40969897374 is an abundant number, since it is smaller than the sum of its proper divisors (52675582434).

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

40969897374 is a wasteful number, since it uses less digits than its factorization.

40969897374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975473759.

The product of its (nonzero) digits is 82301184, while the sum is 66.

The spelling of 40969897374 in words is "forty billion, nine hundred sixty-nine million, eight hundred ninety-seven thousand, three hundred seventy-four".

Divisors: 1 2 3 6 7 14 21 42 975473747 1950947494 2926421241 5852842482 6828316229 13656632458 20484948687 40969897374