260400058 has 4 divisors (see below), whose sum is σ = 390600090. Its totient is φ = 130200028.

The previous prime is 260400047. The next prime is 260400059. The reversal of 260400058 is 850004062.

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

It can be written as a sum of positive squares in only one way, i.e., 250050969 + 10349089 = 15813^2 + 3217^2 .

It is not an unprimeable number, because it can be changed into a prime (260400059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65100013 + ... + 65100016.

Almost surely, 2^260400058 is an apocalyptic number.

260400058 is a deficient number, since it is larger than the sum of its proper divisors (130200032).

260400058 is a wasteful number, since it uses less digits than its factorization.

260400058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130200031.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 260400058 is about 16136.9160002771. The cubic root of 260400058 is about 638.5776175029.

The spelling of 260400058 in words is "two hundred sixty million, four hundred thousand, fifty-eight".