11211055551432 has 96 divisors (see below), whose sum is σ = 34192075656960. Its totient is φ = 3287699568000.

The previous prime is 11211055551407. The next prime is 11211055551457. The reversal of 11211055551432 is 23415555011211.

11211055551432 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 10 + 55 + 551 + 43 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (11211055551407) and next prime (11211055551457).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 228287919 + ... + 228337022.

It is an arithmetic number, because the mean of its divisors is an integer number (356167454760).

Almost surely, 2^{11211055551432} is an apocalyptic number.

11211055551432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11211055551432 is an abundant number, since it is smaller than the sum of its proper divisors (22981020105528).

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

11211055551432 is a wasteful number, since it uses less digits than its factorization.

11211055551432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456624995 (or 456624988 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 36.

The spelling of 11211055551432 in words is "eleven trillion, two hundred eleven billion, fifty-five million, five hundred fifty-one thousand, four hundred thirty-two".