40664242263253 has 32 divisors (see below), whose sum is σ = 49100514370560. Its totient is φ = 32936020696320.

The previous prime is 40664242263221. The next prime is 40664242263373. The reversal of 40664242263253 is 35236224246604.

It is not a de Polignac number, because 40664242263253 - 2⁵ = 40664242263221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40664242263197 and 40664242263206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40664242263053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 390871383 + ... + 390975403.

It is an arithmetic number, because the mean of its divisors is an integer number (1534391074080).

Almost surely, 2^{40664242263253} is an apocalyptic number.

It is an amenable number.

40664242263253 is a deficient number, since it is larger than the sum of its proper divisors (8436272107307).

40664242263253 is a wasteful number, since it uses less digits than its factorization.

40664242263253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145077.

The product of its (nonzero) digits is 9953280, while the sum is 49.

The spelling of 40664242263253 in words is "forty trillion, six hundred sixty-four billion, two hundred forty-two million, two hundred sixty-three thousand, two hundred fifty-three".