61056006060504 has 128 divisors (see below), whose sum is σ = 187911381934080. Its totient is φ = 16098675955200.

The previous prime is 61056006060503. The next prime is 61056006060509. The reversal of 61056006060504 is 40506060065016.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61056006060503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5305609 + ... + 12258119.

It is an arithmetic number, because the mean of its divisors is an integer number (1468057671360).

Almost surely, 2^{61056006060504} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61056006060504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93955690967040).

61056006060504 is an abundant number, since it is smaller than the sum of its proper divisors (126855375873576).

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

61056006060504 is a wasteful number, since it uses less digits than its factorization.

61056006060504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6956561 (or 6956557 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 61056006060504 in words is "sixty-one trillion, fifty-six billion, six million, sixty thousand, five hundred four".