140055552 has 264 divisors, whose sum is σ = 500712576. Its totient is φ = 36716544.

The previous prime is 140055547. The next prime is 140055577. The reversal of 140055552 is 255550041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 838573 + ... + 838739.

Almost surely, 2^140055552 is an apocalyptic number.

140055552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140055552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250356288).

140055552 is an abundant number, since it is smaller than the sum of its proper divisors (360657024).

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

140055552 is a wasteful number, since it uses less digits than its factorization.

140055552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 140055552 is about 11834.5068338313. The cubic root of 140055552 is about 519.3180804918.

The spelling of 140055552 in words is "one hundred forty million, fifty-five thousand, five hundred fifty-two".