2545406094 has 192 divisors, whose sum is σ = 6707183616. Its totient is φ = 629640000.

The previous prime is 2545406051. The next prime is 2545406099. The reversal of 2545406094 is 4906045452.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545406099) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16856919 + ... + 16857069.

It is an arithmetic number, because the mean of its divisors is an integer number (34933248).

Almost surely, 2^2545406094 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2545406094, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3353591808).

2545406094 is an abundant number, since it is smaller than the sum of its proper divisors (4161777522).

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

2545406094 is a wasteful number, since it uses less digits than its factorization.

2545406094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 2545406094 is about 50452.0177396306. The cubic root of 2545406094 is about 1365.3762989961.

The spelling of 2545406094 in words is "two billion, five hundred forty-five million, four hundred six thousand, ninety-four".