40074870373 has 4 divisors (see below), whose sum is σ = 40075272288. Its totient is φ = 40074468460.

The previous prime is 40074870361. The next prime is 40074870401. The reversal of 40074870373 is 37307847004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40074870373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40074870323) 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, 74118 + ... + 292648.

It is an arithmetic number, because the mean of its divisors is an integer number (10018818072).

Almost surely, 2^40074870373 is an apocalyptic number.

It is an amenable number.

40074870373 is a deficient number, since it is larger than the sum of its proper divisors (401915).

40074870373 is a wasteful number, since it uses less digits than its factorization.

40074870373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401914.

The product of its (nonzero) digits is 395136, while the sum is 43.

The spelling of 40074870373 in words is "forty billion, seventy-four million, eight hundred seventy thousand, three hundred seventy-three".