253337543140664 has 32 divisors (see below), whose sum is σ = 477427716635520. Its totient is φ = 126024877580256.

The previous prime is 253337543140657. The next prime is 253337543140673. The reversal of 253337543140664 is 466041345733352.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85556852 + ... + 88468355.

It is an arithmetic number, because the mean of its divisors is an integer number (14919616144860).

Almost surely, 2^{253337543140664} is an apocalyptic number.

It is an amenable number.

253337543140664 is a deficient number, since it is larger than the sum of its proper divisors (224090173494856).

253337543140664 is a wasteful number, since it uses less digits than its factorization.

253337543140664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174026139 (or 174026135 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 56.

The spelling of 253337543140664 in words is "two hundred fifty-three trillion, three hundred thirty-seven billion, five hundred forty-three million, one hundred forty thousand, six hundred sixty-four".