37605506061 has 4 divisors (see below), whose sum is σ = 50140674752. Its totient is φ = 25070337372.

The previous prime is 37605506053. The next prime is 37605506063. The reversal of 37605506061 is 16060550673.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 37605506061 - 2³ = 37605506053 is a prime.

It is a super-2 number, since 2×37605506061² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37605506063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6267584341 + ... + 6267584346.

It is an arithmetic number, because the mean of its divisors is an integer number (12535168688).

Almost surely, 2^37605506061 is an apocalyptic number.

It is an amenable number.

37605506061 is a deficient number, since it is larger than the sum of its proper divisors (12535168691).

37605506061 is a wasteful number, since it uses less digits than its factorization.

37605506061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12535168690.

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 37605506061 in words is "thirty-seven billion, six hundred five million, five hundred six thousand, sixty-one".