240578253355 has 8 divisors (see below), whose sum is σ = 314938804464. Its totient is φ = 174966002400.

The previous prime is 240578253353. The next prime is 240578253361. The reversal of 240578253355 is 553352875042.

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

It is not a de Polignac number, because 240578253355 - 2¹ = 240578253353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240578253299 and 240578253308.

It is not an unprimeable number, because it can be changed into a prime (240578253353) 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, 2187074976 + ... + 2187075085.

It is an arithmetic number, because the mean of its divisors is an integer number (39367350558).

Almost surely, 2^240578253355 is an apocalyptic number.

240578253355 is a deficient number, since it is larger than the sum of its proper divisors (74360551109).

240578253355 is a wasteful number, since it uses less digits than its factorization.

240578253355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4374150077.

The product of its (nonzero) digits is 5040000, while the sum is 49.

The spelling of 240578253355 in words is "two hundred forty billion, five hundred seventy-eight million, two hundred fifty-three thousand, three hundred fifty-five".