61622030345088 has 128 divisors (see below), whose sum is σ = 170809989235200. Its totient is φ = 19646476974080.

The previous prime is 61622030345059. The next prime is 61622030345179. The reversal of 61622030345088 is 88054303022616.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 161160853 + ... + 161542763.

It is an arithmetic number, because the mean of its divisors is an integer number (1334453040900).

Almost surely, 2^{61622030345088} 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 61622030345088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85404994617600).

61622030345088 is an abundant number, since it is smaller than the sum of its proper divisors (109187958890112).

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

61622030345088 is a wasteful number, since it uses less digits than its factorization.

61622030345088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400220 (or 400208 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 61622030345088 in words is "sixty-one trillion, six hundred twenty-two billion, thirty million, three hundred forty-five thousand, eighty-eight".