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12388080005 = 57973648919
BaseRepresentation
bin10111000100110001…
…10001100110000101
31011222100100200000222
423202120301212011
5200332322030010
65405131314125
7615662641220
oct134230614605
934870320028
1012388080005
115287825954
1224988ab945
131225691672
1485739c5b7
154c787c355
hex2e2631985

12388080005 has 16 divisors (see below), whose sum is σ = 17164519680. Its totient is φ = 8407107072.

The previous prime is 12388079993. The next prime is 12388080041. The reversal of 12388080005 is 50008088321.

It is not a de Polignac number, because 12388080005 - 26 = 12388079941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 1821065 + ... + 1827854.

It is an arithmetic number, because the mean of its divisors is an integer number (1072782480).

Almost surely, 212388080005 is an apocalyptic number.

It is an amenable number.

12388080005 is a deficient number, since it is larger than the sum of its proper divisors (4776439675).

12388080005 is an equidigital number, since it uses as much as digits as its factorization.

12388080005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3649028.

The product of its (nonzero) digits is 15360, while the sum is 35.

The spelling of 12388080005 in words is "twelve billion, three hundred eighty-eight million, eighty thousand, five".

Divisors: 1 5 7 35 97 485 679 3395 3648919 18244595 25542433 127712165 353945143 1769725715 2477616001 12388080005