73553506744012 has 24 divisors (see below), whose sum is σ = 132080351800320. Its totient is φ = 35823680284560.

The previous prime is 73553506743989. The next prime is 73553506744013. The reversal of 73553506744012 is 21044760535537.

It is a super-2 number, since 2×73553506744012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73553506744013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 927074212 + ... + 927153547.

It is an arithmetic number, because the mean of its divisors is an integer number (5503347991680).

Almost surely, 2^{73553506744012} is an apocalyptic number.

It is an amenable number.

73553506744012 is a deficient number, since it is larger than the sum of its proper divisors (58526845056308).

73553506744012 is a wasteful number, since it uses less digits than its factorization.

73553506744012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854228021 (or 1854228019 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 52.

The spelling of 73553506744012 in words is "seventy-three trillion, five hundred fifty-three billion, five hundred six million, seven hundred forty-four thousand, twelve".