25058080778 has 16 divisors (see below), whose sum is σ = 37670732736. Its totient is φ = 12501194400.

The previous prime is 25058080757. The next prime is 25058080793. The reversal of 25058080778 is 87708085052.

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, 2643275 + ... + 2652737.

It is an arithmetic number, because the mean of its divisors is an integer number (2354420796).

Almost surely, 2^25058080778 is an apocalyptic number.

25058080778 is a deficient number, since it is larger than the sum of its proper divisors (12612651958).

25058080778 is a wasteful number, since it uses less digits than its factorization.

25058080778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12269.

The product of its (nonzero) digits is 1254400, while the sum is 50.

The spelling of 25058080778 in words is "twenty-five billion, fifty-eight million, eighty thousand, seven hundred seventy-eight".