73574330620 has 96 divisors (see below), whose sum is σ = 185286528000. Its totient is φ = 23993739264.

The previous prime is 73574330611. The next prime is 73574330633. The reversal of 73574330620 is 2603347537.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 512556 + ... + 640204.

It is an arithmetic number, because the mean of its divisors is an integer number (1930068000).

Almost surely, 2^73574330620 is an apocalyptic number.

73574330620 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73574330620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92643264000).

73574330620 is an abundant number, since it is smaller than the sum of its proper divisors (111712197380).

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

73574330620 is a wasteful number, since it uses less digits than its factorization.

73574330620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127867 (or 127865 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 40.

The spelling of 73574330620 in words is "seventy-three billion, five hundred seventy-four million, three hundred thirty thousand, six hundred twenty".