125024140040 has 16 divisors (see below), whose sum is σ = 281304315180. Its totient is φ = 50009656000.

The previous prime is 125024140019. The next prime is 125024140061. The reversal of 125024140040 is 40041420521.

It is an interprime number because it is at equal distance from previous prime (125024140019) and next prime (125024140061).

It can be written as a sum of positive squares in 2 ways, for example, as 124991945764 + 32194276 = 353542^2 + 5674^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125024139988 and 125024140015.

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, 1562801711 + ... + 1562801790.

Almost surely, 2^125024140040 is an apocalyptic number.

125024140040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125024140040 is an abundant number, since it is smaller than the sum of its proper divisors (156280175140).

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

125024140040 is a wasteful number, since it uses less digits than its factorization.

125024140040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125603512 (or 3125603508 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 125024140040 its reverse (40041420521), we get a palindrome (165065560561).

The spelling of 125024140040 in words is "one hundred twenty-five billion, twenty-four million, one hundred forty thousand, forty".