73403743995 has 16 divisors (see below), whose sum is σ = 130495545120. Its totient is φ = 39148663392.

The previous prime is 73403743961. The next prime is 73403744009. The reversal of 73403743995 is 59934730437.

It is not a de Polignac number, because 73403743995 - 2¹³ = 73403735803 is a prime.

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, 271865584 + ... + 271865853.

It is an arithmetic number, because the mean of its divisors is an integer number (8155971570).

Almost surely, 2^73403743995 is an apocalyptic number.

73403743995 is a deficient number, since it is larger than the sum of its proper divisors (57091801125).

73403743995 is a wasteful number, since it uses less digits than its factorization.

73403743995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543731451 (or 543731445 counting only the distinct ones).

The product of its (nonzero) digits is 8573040, while the sum is 54.

The spelling of 73403743995 in words is "seventy-three billion, four hundred three million, seven hundred forty-three thousand, nine hundred ninety-five".