11432105658 has 12 divisors (see below), whose sum is σ = 24769562298. Its totient is φ = 3810701880.

The previous prime is 11432105653. The next prime is 11432105717. The reversal of 11432105658 is 85650123411.

It can be written as a sum of positive squares in only one way, i.e., 7795653849 + 3636451809 = 88293^2 + 60303^2 .

It is a super-2 number, since 2×11432105658² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11432105653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 317558473 + ... + 317558508.

Almost surely, 2^11432105658 is an apocalyptic number.

11432105658 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11432105658 is an abundant number, since it is smaller than the sum of its proper divisors (13337456640).

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

11432105658 is a wasteful number, since it uses less digits than its factorization.

11432105658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635116989 (or 635116986 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 11432105658 in words is "eleven billion, four hundred thirty-two million, one hundred five thousand, six hundred fifty-eight".