12503278058 has 16 divisors (see below), whose sum is σ = 19308948360. Its totient is φ = 6067789056.

The previous prime is 12503278049. The next prime is 12503278061. The reversal of 12503278058 is 85087230521.

It can be written as a sum of positive squares in 4 ways, for example, as 11492483209 + 1010794849 = 107203^2 + 31793^2 .

It is a super-3 number, since 3×12503278058³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

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, 176291 + ... + 236822.

Almost surely, 2^12503278058 is an apocalyptic number.

12503278058 is a deficient number, since it is larger than the sum of its proper divisors (6805670302).

12503278058 is a wasteful number, since it uses less digits than its factorization.

12503278058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413561.

The product of its (nonzero) digits is 134400, while the sum is 41.

The spelling of 12503278058 in words is "twelve billion, five hundred three million, two hundred seventy-eight thousand, fifty-eight".