40225254133 has 4 divisors (see below), whose sum is σ = 41522843008. Its totient is φ = 38927665260.

The previous prime is 40225254131. The next prime is 40225254149. The reversal of 40225254133 is 33145252204.

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.

It is a cyclic number.

It is not a de Polignac number, because 40225254133 - 2¹ = 40225254131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 1297588843 = 40225254133 / (4 + 0 + 2 + 2 + 5 + 2 + 5 + 4 + 1 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40225254095 and 40225254104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40225254131) 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, 648794391 + ... + 648794452.

It is an arithmetic number, because the mean of its divisors is an integer number (10380710752).

Almost surely, 2^40225254133 is an apocalyptic number.

It is an amenable number.

40225254133 is a deficient number, since it is larger than the sum of its proper divisors (1297588875).

40225254133 is a wasteful number, since it uses less digits than its factorization.

40225254133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297588874.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 40225254133 in words is "forty billion, two hundred twenty-five million, two hundred fifty-four thousand, one hundred thirty-three".