2580751642 has 16 divisors (see below), whose sum is σ = 4532052672. Its totient is φ = 1079059680.

The previous prime is 2580751573. The next prime is 2580751681. The reversal of 2580751642 is 2461570852.

It is a junction number, because it is equal to n+sod(n) for n = 2580751595 and 2580751604.

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, 2247468 + ... + 2248615.

It is an arithmetic number, because the mean of its divisors is an integer number (283253292).

Almost surely, 2^2580751642 is an apocalyptic number.

2580751642 is a deficient number, since it is larger than the sum of its proper divisors (1951301030).

2580751642 is a wasteful number, since it uses less digits than its factorization.

2580751642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4496133.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 2580751642 is about 50801.0988266986. The cubic root of 2580751642 is about 1371.6671486840.

The spelling of 2580751642 in words is "two billion, five hundred eighty million, seven hundred fifty-one thousand, six hundred forty-two".