73055696730 has 128 divisors (see below), whose sum is σ = 191432229120. Its totient is φ = 17779046400.

The previous prime is 73055696719. The next prime is 73055696731. The reversal of 73055696730 is 3769655037.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (73055696731) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2112942 + ... + 2147238.

It is an arithmetic number, because the mean of its divisors is an integer number (1495564290).

Almost surely, 2^73055696730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73055696730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95716114560).

73055696730 is an abundant number, since it is smaller than the sum of its proper divisors (118376532390).

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

73055696730 is a wasteful number, since it uses less digits than its factorization.

73055696730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34464.

The product of its (nonzero) digits is 3572100, while the sum is 51.

The spelling of 73055696730 in words is "seventy-three billion, fifty-five million, six hundred ninety-six thousand, seven hundred thirty".