240323540401553 has 8 divisors (see below), whose sum is σ = 275123371639872. Its totient is φ = 205640683387056.

The previous prime is 240323540401523. The next prime is 240323540401561. The reversal of 240323540401553 is 355104045323042.

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 240323540401553 - 2⁶ = 240323540401489 is a prime.

It is a super-2 number, since 2×240323540401553² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 240323540401553.

It is not an unprimeable number, because it can be changed into a prime (240323540401513) 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, 29243551550 + ... + 29243559767.

It is an arithmetic number, because the mean of its divisors is an integer number (34390421454984).

Almost surely, 2^{240323540401553} is an apocalyptic number.

It is an amenable number.

240323540401553 is a deficient number, since it is larger than the sum of its proper divisors (34799831238319).

240323540401553 is an equidigital number, since it uses as much as digits as its factorization.

240323540401553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58487111911.

The product of its (nonzero) digits is 864000, while the sum is 41.

Adding to 240323540401553 its reverse (355104045323042), we get a palindrome (595427585724595).

The spelling of 240323540401553 in words is "two hundred forty trillion, three hundred twenty-three billion, five hundred forty million, four hundred one thousand, five hundred fifty-three".