40425374351 has 4 divisors (see below), whose sum is σ = 40601904600. Its totient is φ = 40248844104.

The previous prime is 40425374329. The next prime is 40425374369. The reversal of 40425374351 is 15347352404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40425374351 - 2¹⁸ = 40425112207 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 (40425374371) 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, 88264781 + ... + 88265238.

It is an arithmetic number, because the mean of its divisors is an integer number (10150476150).

Almost surely, 2^40425374351 is an apocalyptic number.

40425374351 is a deficient number, since it is larger than the sum of its proper divisors (176530249).

40425374351 is a wasteful number, since it uses less digits than its factorization.

40425374351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176530248.

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 40425374351 in words is "forty billion, four hundred twenty-five million, three hundred seventy-four thousand, three hundred fifty-one".