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49664646694 = 2131910178719
BaseRepresentation
bin101110010000001111…
…100101111000100110
311202012012210110101001
4232100033211320212
51303203122143234
634452101423514
73405510350215
oct562017457046
9152165713331
1049664646694
111a076442163
12976070ab9a
1348b6444410
142591d9707c
15145a200d14
hexb903e5e26

49664646694 has 8 divisors (see below), whose sum is σ = 80227506240. Its totient is φ = 22922144616.

The previous prime is 49664646679. The next prime is 49664646761.

49664646694 is nontrivially palindromic in base 10.

49664646694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 955089334 + ... + 955089385.

It is an arithmetic number, because the mean of its divisors is an integer number (10028438280).

Almost surely, 249664646694 is an apocalyptic number.

49664646694 is a deficient number, since it is larger than the sum of its proper divisors (30562859546).

49664646694 is a wasteful number, since it uses less digits than its factorization.

49664646694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910178734.

The product of its digits is 161243136, while the sum is 64.

The spelling of 49664646694 in words is "forty-nine billion, six hundred sixty-four million, six hundred forty-six thousand, six hundred ninety-four".

Divisors: 1 2 13 26 1910178719 3820357438 24832323347 49664646694