11429593785 has 12 divisors (see below), whose sum is σ = 19811295972. Its totient is φ = 6095783328.

The previous prime is 11429593759. The next prime is 11429593793. The reversal of 11429593785 is 58739592411.

It is a happy number.

11429593785 is a `hidden beast` number, since 1 + 1 + 42 + 9 + 593 + 7 + 8 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1864166976 + 9565426809 = 43176^2 + 97803^2 .

It is not a de Polignac number, because 11429593785 - 2⁸ = 11429593529 is a prime.

It is a super-2 number, since 2×11429593785² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126995442 + ... + 126995531.

It is an arithmetic number, because the mean of its divisors is an integer number (1650941331).

Almost surely, 2^11429593785 is an apocalyptic number.

11429593785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11429593785 is a deficient number, since it is larger than the sum of its proper divisors (8381702187).

11429593785 is a wasteful number, since it uses less digits than its factorization.

11429593785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253990984 (or 253990981 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 54.

The spelling of 11429593785 in words is "eleven billion, four hundred twenty-nine million, five hundred ninety-three thousand, seven hundred eighty-five".