2042551500 has 96 divisors (see below), whose sum is σ = 6488681472. Its totient is φ = 495160000.

The previous prime is 2042551477. The next prime is 2042551507. The reversal of 2042551500 is 51552402.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2042551507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45396 + ... + 78395.

It is an arithmetic number, because the mean of its divisors is an integer number (67590432).

Almost surely, 2^2042551500 is an apocalyptic number.

2042551500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042551500 is an abundant number, since it is smaller than the sum of its proper divisors (4446129972).

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

2042551500 is a wasteful number, since it uses less digits than its factorization.

2042551500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123824 (or 123812 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 2042551500 is about 45194.5959158836. The cubic root of 2042551500 is about 1268.7936754441.

The spelling of 2042551500 in words is "two billion, forty-two million, five hundred fifty-one thousand, five hundred".