2542359402 has 48 divisors (see below), whose sum is σ = 6028558848. Its totient is φ = 767931840.

The previous prime is 2542359397. The next prime is 2542359419. The reversal of 2542359402 is 2049532452.

2542359402 is a `hidden beast` number, since 25 + 42 + 3 + 594 + 0 + 2 = 666.

2542359402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 41463 + ... + 82485.

It is an arithmetic number, because the mean of its divisors is an integer number (125594976).

Almost surely, 2^2542359402 is an apocalyptic number.

2542359402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2542359402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3014279424).

2542359402 is an abundant number, since it is smaller than the sum of its proper divisors (3486199446).

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

2542359402 is a wasteful number, since it uses less digits than its factorization.

2542359402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41355 (or 41352 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 2542359402 is about 50421.8147432240. The cubic root of 2542359402 is about 1364.8313248081.

The spelling of 2542359402 in words is "two billion, five hundred forty-two million, three hundred fifty-nine thousand, four hundred two".