40403266253 has 8 divisors (see below), whose sum is σ = 47423139072. Its totient is φ = 33695387856.

The previous prime is 40403266219. The next prime is 40403266297. The reversal of 40403266253 is 35266230404.

40403266253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40403266253 - 2¹² = 40403262157 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 (40403260253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77998325 + ... + 77998842.

It is an arithmetic number, because the mean of its divisors is an integer number (5927892384).

Almost surely, 2^40403266253 is an apocalyptic number.

It is an amenable number.

40403266253 is a deficient number, since it is larger than the sum of its proper divisors (7019872819).

40403266253 is a wasteful number, since it uses less digits than its factorization.

40403266253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155997211.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 40403266253 its reverse (35266230404), we get a palindrome (75669496657).

The spelling of 40403266253 in words is "forty billion, four hundred three million, two hundred sixty-six thousand, two hundred fifty-three".