2539093956 has 288 divisors, whose sum is σ = 7963401600. Its totient is φ = 623185920.

The previous prime is 2539093933. The next prime is 2539093981. The reversal of 2539093956 is 6593909352.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 2539093899 and 2539093908.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5507566 + ... + 5508026.

It is an arithmetic number, because the mean of its divisors is an integer number (27650700).

Almost surely, 2^2539093956 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2539093956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3981700800).

2539093956 is an abundant number, since it is smaller than the sum of its proper divisors (5424307644).

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

2539093956 is a wasteful number, since it uses less digits than its factorization.

2539093956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 1968300, while the sum is 51.

The square root of 2539093956 is about 50389.4230568281. The cubic root of 2539093956 is about 1364.2467375844.

The spelling of 2539093956 in words is "two billion, five hundred thirty-nine million, ninety-three thousand, nine hundred fifty-six".