2141551552 has 56 divisors (see below), whose sum is σ = 4929290624. Its totient is φ = 904096512.

The previous prime is 2141551543. The next prime is 2141551571. The reversal of 2141551552 is 2551551412.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5658 + ... + 65689.

Almost surely, 2^2141551552 is an apocalyptic number.

It is an amenable number.

2141551552 is an abundant number, since it is smaller than the sum of its proper divisors (2787739072).

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

2141551552 is an equidigital number, since it uses as much as digits as its factorization.

2141551552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71433 (or 71423 counting only the distinct ones).

The product of its digits is 10000, while the sum is 31.

The square root of 2141551552 is about 46276.9008469668. The cubic root of 2141551552 is about 1288.9701036066.

The spelling of 2141551552 in words is "two billion, one hundred forty-one million, five hundred fifty-one thousand, five hundred fifty-two".