125000000004 has 24 divisors (see below), whose sum is σ = 318181818528. Its totient is φ = 37878787840.

The previous prime is 125000000003. The next prime is 125000000039. The reversal of 125000000004 is 400000000521.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (125000000003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473484717 + ... + 473484980.

It is an arithmetic number, because the mean of its divisors is an integer number (13257575772).

Almost surely, 2^125000000004 is an apocalyptic number.

It is an amenable number.

125000000004 is an abundant number, since it is smaller than the sum of its proper divisors (193181818524).

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

125000000004 is a wasteful number, since it uses less digits than its factorization.

125000000004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946969715 (or 946969713 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

Adding to 125000000004 its reverse (400000000521), we get a palindrome (525000000525).

The spelling of 125000000004 in words is "one hundred twenty-five billion, four", and thus it is an aban number.