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12434024405 = 511653346207
BaseRepresentation
bin10111001010010000…
…00010011111010101
31012002112210212220102
423211020002133111
5200431102240110
65413452143445
7620061315005
oct134510023725
935075725812
1012434024405
115300756630
1224b0167b85
131232059aba
1485d51c005
154cb9055a5
hex2e52027d5

12434024405 has 16 divisors (see below), whose sum is σ = 16302242304. Its totient is φ = 9029052480.

The previous prime is 12434024389. The next prime is 12434024419. The reversal of 12434024405 is 50442043421.

It is not a de Polignac number, because 12434024405 - 24 = 12434024389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137189 + ... + 209018.

It is an arithmetic number, because the mean of its divisors is an integer number (1018890144).

Almost surely, 212434024405 is an apocalyptic number.

It is an amenable number.

12434024405 is a deficient number, since it is larger than the sum of its proper divisors (3868217899).

12434024405 is a wasteful number, since it uses less digits than its factorization.

12434024405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346876.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 12434024405 its reverse (50442043421), we get a palindrome (62876067826).

The spelling of 12434024405 in words is "twelve billion, four hundred thirty-four million, twenty-four thousand, four hundred five".

Divisors: 1 5 11 55 653 3265 7183 35915 346207 1731035 3808277 19041385 226073171 1130365855 2486804881 12434024405