240340553304451 has 8 divisors (see below), whose sum is σ = 242071505760560. Its totient is φ = 238609627759008.

The previous prime is 240340553304433. The next prime is 240340553304521. The reversal of 240340553304451 is 154403355043042.

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 240340553304451 - 2³¹ = 240338405820803 is a prime.

It is a super-2 number, since 2×240340553304451² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240340553304398 and 240340553304407.

It is not an unprimeable number, because it can be changed into a prime (240340553304751) 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, 11373505 + ... + 24698941.

It is an arithmetic number, because the mean of its divisors is an integer number (30258938220070).

Almost surely, 2^{240340553304451} is an apocalyptic number.

240340553304451 is a deficient number, since it is larger than the sum of its proper divisors (1730952456109).

240340553304451 is a wasteful number, since it uses less digits than its factorization.

240340553304451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13455333.

The product of its (nonzero) digits is 1728000, while the sum is 43.

The spelling of 240340553304451 in words is "two hundred forty trillion, three hundred forty billion, five hundred fifty-three million, three hundred four thousand, four hundred fifty-one".