50261143725 has 144 divisors (see below), whose sum is σ = 98154551040. Its totient is φ = 24438412800.

The previous prime is 50261143721. The next prime is 50261143729. The reversal of 50261143725 is 52734116205.

50261143725 is a `hidden beast` number, since 5 + 0 + 2 + 611 + 4 + 37 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (50261143721) and next prime (50261143729).

It is not a de Polignac number, because 50261143725 - 2² = 50261143721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50261143725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50261143721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 129205831 + ... + 129206219.

Almost surely, 2^50261143725 is an apocalyptic number.

It is an amenable number.

50261143725 is a deficient number, since it is larger than the sum of its proper divisors (47893407315).

50261143725 is a wasteful number, since it uses less digits than its factorization.

50261143725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 50261143725 in words is "fifty billion, two hundred sixty-one million, one hundred forty-three thousand, seven hundred twenty-five".