2542434467430 has 128 divisors (see below), whose sum is σ = 7176973579776. Its totient is φ = 568271692800.

The previous prime is 2542434467371. The next prime is 2542434467539. The reversal of 2542434467430 is 347644342452.

It is a self number, because there is not a number n which added to its sum of digits gives 2542434467430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3330765 + ... + 4022295.

It is an arithmetic number, because the mean of its divisors is an integer number (56070106092).

Almost surely, 2^{2542434467430} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2542434467430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3588486789888).

2542434467430 is an abundant number, since it is smaller than the sum of its proper divisors (4634539112346).

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

2542434467430 is a wasteful number, since it uses less digits than its factorization.

2542434467430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692422.

The product of its (nonzero) digits is 7741440, while the sum is 48.

The spelling of 2542434467430 in words is "two trillion, five hundred forty-two billion, four hundred thirty-four million, four hundred sixty-seven thousand, four hundred thirty".