2025889708478 has 4 divisors (see below), whose sum is σ = 3038834562720. Its totient is φ = 1012944854238.

The previous prime is 2025889708441. The next prime is 2025889708481. The reversal of 2025889708478 is 8748079885202.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2025889708478² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506472427118 + ... + 506472427121.

It is an arithmetic number, because the mean of its divisors is an integer number (759708640680).

Almost surely, 2^{2025889708478} is an apocalyptic number.

2025889708478 is a deficient number, since it is larger than the sum of its proper divisors (1012944854242).

2025889708478 is a wasteful number, since it uses less digits than its factorization.

2025889708478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012944854241.

The product of its (nonzero) digits is 144506880, while the sum is 68.

The spelling of 2025889708478 in words is "two trillion, twenty-five billion, eight hundred eighty-nine million, seven hundred eight thousand, four hundred seventy-eight".