2540886958 has 8 divisors (see below), whose sum is σ = 3977040528. Its totient is φ = 1215206784.

The previous prime is 2540886947. The next prime is 2540886989. The reversal of 2540886958 is 8596880452.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2540886958² = 12912213066668987528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2540886899 and 2540886908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27618291 + ... + 27618382.

It is an arithmetic number, because the mean of its divisors is an integer number (497130066).

Almost surely, 2^2540886958 is an apocalyptic number.

2540886958 is a deficient number, since it is larger than the sum of its proper divisors (1436153570).

2540886958 is a wasteful number, since it uses less digits than its factorization.

2540886958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55236698.

The product of its (nonzero) digits is 5529600, while the sum is 55.

The square root of 2540886958 is about 50407.2113690095. The cubic root of 2540886958 is about 1364.5677866961.

The spelling of 2540886958 in words is "two billion, five hundred forty million, eight hundred eighty-six thousand, nine hundred fifty-eight".