73545404020534 has 16 divisors (see below), whose sum is σ = 116831095032816. Its totient is φ = 34602583033600.

The previous prime is 73545404020493. The next prime is 73545404020597. The reversal of 73545404020534 is 43502040454537.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219169207 + ... + 219504514.

It is an arithmetic number, because the mean of its divisors is an integer number (7301943439551).

Almost surely, 2^{73545404020534} is an apocalyptic number.

73545404020534 is a deficient number, since it is larger than the sum of its proper divisors (43285691012282).

73545404020534 is a wasteful number, since it uses less digits than its factorization.

73545404020534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438678671.

The product of its (nonzero) digits is 4032000, while the sum is 46.

The spelling of 73545404020534 in words is "seventy-three trillion, five hundred forty-five billion, four hundred four million, twenty thousand, five hundred thirty-four".