73707007007 has 4 divisors (see below), whose sum is σ = 74595043320. Its totient is φ = 72818970696.

The previous prime is 73707006889. The next prime is 73707007009. The reversal of 73707007007 is 70070070737.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70070070737 = 206197 ⋅339821.

It is a cyclic number.

It is not a de Polignac number, because 73707007007 - 2¹² = 73707002911 is a prime.

It is a super-3 number, since 3×73707007007³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73707007009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444018032 + ... + 444018197.

It is an arithmetic number, because the mean of its divisors is an integer number (18648760830).

Almost surely, 2^73707007007 is an apocalyptic number.

73707007007 is a deficient number, since it is larger than the sum of its proper divisors (888036313).

73707007007 is an equidigital number, since it uses as much as digits as its factorization.

73707007007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888036312.

The product of its (nonzero) digits is 50421, while the sum is 38.

The spelling of 73707007007 in words is "seventy-three billion, seven hundred seven million, seven thousand, seven".