2529386442 has 48 divisors (see below), whose sum is σ = 5985420480. Its totient is φ = 765600000.

The previous prime is 2529386423. The next prime is 2529386459. The reversal of 2529386442 is 2446839252.

2529386442 is a `hidden beast` number, since 2 + 529 + 3 + 86 + 4 + 42 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177067 + ... + 190817.

It is an arithmetic number, because the mean of its divisors is an integer number (124696260).

Almost surely, 2^2529386442 is an apocalyptic number.

2529386442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2529386442 is an abundant number, since it is smaller than the sum of its proper divisors (3456034038).

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

2529386442 is a wasteful number, since it uses less digits than its factorization.

2529386442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14699 (or 14696 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 2529386442 is about 50293.0058954523. The cubic root of 2529386442 is about 1362.5059121815.

The spelling of 2529386442 in words is "two billion, five hundred twenty-nine million, three hundred eighty-six thousand, four hundred forty-two".