5240142402 has 48 divisors (see below), whose sum is σ = 11544085056. Its totient is φ = 1584554400.

The previous prime is 5240142361. The next prime is 5240142451. The reversal of 5240142402 is 2042410425.

It is a happy number.

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, 346152 + ... + 360972.

It is an arithmetic number, because the mean of its divisors is an integer number (240501772).

Almost surely, 2^5240142402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5240142402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5772042528).

5240142402 is an abundant number, since it is smaller than the sum of its proper divisors (6303942654).

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

5240142402 is a wasteful number, since it uses less digits than its factorization.

5240142402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15335 (or 15324 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 5240142402 is about 72388.8278811033. The cubic root of 5240142402 is about 1736.9248544551.

Adding to 5240142402 its reverse (2042410425), we get a palindrome (7282552827).

The spelling of 5240142402 in words is "five billion, two hundred forty million, one hundred forty-two thousand, four hundred two".