11233555641 has 96 divisors (see below), whose sum is σ = 20531017728. Its totient is φ = 5749470720.

The previous prime is 11233555639. The next prime is 11233555643. The reversal of 11233555641 is 14655533211.

11233555641 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 3 + 5 + 5 + 5 + 641 = 666.

It is an interprime number because it is at equal distance from previous prime (11233555639) and next prime (11233555643).

It is not a de Polignac number, because 11233555641 - 2¹ = 11233555639 is a prime.

It is a super-3 number, since 3×11233555641³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11233555596 and 11233555605.

It is not an unprimeable number, because it can be changed into a prime (11233555643) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24054490 + ... + 24054956.

It is an arithmetic number, because the mean of its divisors is an integer number (213864768).

Almost surely, 2^11233555641 is an apocalyptic number.

11233555641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11233555641 is a deficient number, since it is larger than the sum of its proper divisors (9297462087).

11233555641 is a wasteful number, since it uses less digits than its factorization.

11233555641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931 (or 928 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The spelling of 11233555641 in words is "eleven billion, two hundred thirty-three million, five hundred fifty-five thousand, six hundred forty-one".