61036371528 has 64 divisors (see below), whose sum is σ = 166512568320. Its totient is φ = 18490344000.

The previous prime is 61036371527. The next prime is 61036371547. The reversal of 61036371528 is 82517363016.

It is a self number, because there is not a number n which added to its sum of digits gives 61036371528.

It is not an unprimeable number, because it can be changed into a prime (61036371523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 898353 + ... + 963903.

It is an arithmetic number, because the mean of its divisors is an integer number (2601758880).

Almost surely, 2^61036371528 is an apocalyptic number.

It is an amenable number.

61036371528 is an abundant number, since it is smaller than the sum of its proper divisors (105476196792).

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

61036371528 is a wasteful number, since it uses less digits than its factorization.

61036371528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69098 (or 69094 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 61036371528 in words is "sixty-one billion, thirty-six million, three hundred seventy-one thousand, five hundred twenty-eight".