5000001390 has 48 divisors (see below), whose sum is σ = 13028311296. Its totient is φ = 1330430400.

The previous prime is 5000001367. The next prime is 5000001431. The reversal of 5000001390 is 931000005.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 in 23 ways as a sum of consecutive naturals, for example, 18766 + ... + 101745.

It is an arithmetic number, because the mean of its divisors is an integer number (271423152).

Almost surely, 2^5000001390 is an apocalyptic number.

5000001390 is an abundant number, since it is smaller than the sum of its proper divisors (8028309906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5000001390 is a wasteful number, since it uses less digits than its factorization.

5000001390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120985 (or 120982 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 5000001390 is about 70710.6879474383. The cubic root of 5000001390 is about 1709.9761051345.

Adding to 5000001390 its reverse (931000005), we get a palindrome (5931001395).

The spelling of 5000001390 in words is "five billion, one thousand, three hundred ninety".