2141437780 has 24 divisors (see below), whose sum is σ = 4517194752. Its totient is φ = 852732192.

The previous prime is 2141437751. The next prime is 2141437783. The reversal of 2141437780 is 877341412.

It is a super-2 number, since 2×2141437780² = 9171511531222656800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141437783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235612 + ... + 244531.

It is an arithmetic number, because the mean of its divisors is an integer number (188216448).

Almost surely, 2^2141437780 is an apocalyptic number.

2141437780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2141437780 is an abundant number, since it is smaller than the sum of its proper divisors (2375756972).

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

2141437780 is a wasteful number, since it uses less digits than its factorization.

2141437780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480375 (or 480373 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 2141437780 is about 46275.6715780549. The cubic root of 2141437780 is about 1288.9472772741.

The spelling of 2141437780 in words is "two billion, one hundred forty-one million, four hundred thirty-seven thousand, seven hundred eighty".