2502421542 has 48 divisors (see below), whose sum is σ = 5614446240. Its totient is φ = 804577536.

The previous prime is 2502421529. The next prime is 2502421547. The reversal of 2502421542 is 2451242052.

2502421542 is a `hidden beast` number, since 2 + 502 + 4 + 2 + 154 + 2 = 666.

2502421542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2502421542² = 12524227147731315528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2502421547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 753678 + ... + 756990.

It is an arithmetic number, because the mean of its divisors is an integer number (116967630).

Almost surely, 2^2502421542 is an apocalyptic number.

2502421542 is an abundant number, since it is smaller than the sum of its proper divisors (3112024698).

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

2502421542 is a wasteful number, since it uses less digits than its factorization.

2502421542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4797 (or 4794 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 2502421542 is about 50024.2095589725. The cubic root of 2502421542 is about 1357.6468719735.

Adding to 2502421542 its reverse (2451242052), we get a palindrome (4953663594).

The spelling of 2502421542 in words is "two billion, five hundred two million, four hundred twenty-one thousand, five hundred forty-two".