2540122554 has 16 divisors (see below), whose sum is σ = 5151798720. Its totient is φ = 834781920.

The previous prime is 2540122549. The next prime is 2540122583. The reversal of 2540122554 is 4552210452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2980939 + ... + 2981790.

It is an arithmetic number, because the mean of its divisors is an integer number (321987420).

Almost surely, 2^2540122554 is an apocalyptic number.

2540122554 is an abundant number, since it is smaller than the sum of its proper divisors (2611676166).

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

2540122554 is a wasteful number, since it uses less digits than its factorization.

2540122554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5962805.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 2540122554 is about 50399.6285105357. The cubic root of 2540122554 is about 1364.4309334752.

The spelling of 2540122554 in words is "two billion, five hundred forty million, one hundred twenty-two thousand, five hundred fifty-four".