61525250106136 has 8 divisors (see below), whose sum is σ = 115359843949020. Its totient is φ = 30762625053064.

The previous prime is 61525250106119. The next prime is 61525250106143. The reversal of 61525250106136 is 63160105252516.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 61525250106092 and 61525250106101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3845328131626 + ... + 3845328131641.

Almost surely, 2^{61525250106136} is an apocalyptic number.

It is an amenable number.

61525250106136 is a deficient number, since it is larger than the sum of its proper divisors (53834593842884).

61525250106136 is a wasteful number, since it uses less digits than its factorization.

61525250106136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7690656263273 (or 7690656263269 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 61525250106136 in words is "sixty-one trillion, five hundred twenty-five billion, two hundred fifty million, one hundred six thousand, one hundred thirty-six".