61126489524 has 48 divisors (see below), whose sum is σ = 146337152192. Its totient is φ = 19848229632.

The previous prime is 61126489517. The next prime is 61126489573. The reversal of 61126489524 is 42598462116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33672 + ... + 351264.

Almost surely, 2^61126489524 is an apocalyptic number.

It is an amenable number.

61126489524 is an abundant number, since it is smaller than the sum of its proper divisors (85210662668).

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

61126489524 is a wasteful number, since it uses less digits than its factorization.

61126489524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318016 (or 318014 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The spelling of 61126489524 in words is "sixty-one billion, one hundred twenty-six million, four hundred eighty-nine thousand, five hundred twenty-four".