240021432294 has 64 divisors (see below), whose sum is σ = 585326725632. Its totient is φ = 64050854400.

The previous prime is 240021432293. The next prime is 240021432323. The reversal of 240021432294 is 492234120042.

It is a super-2 number, since 2×240021432294² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240021432293) 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, 1189537 + ... + 1376604.

It is an arithmetic number, because the mean of its divisors is an integer number (9145730088).

Almost surely, 2^240021432294 is an apocalyptic number.

240021432294 is an abundant number, since it is smaller than the sum of its proper divisors (345305293338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240021432294 is a wasteful number, since it uses less digits than its factorization.

240021432294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566301.

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 240021432294 in words is "two hundred forty billion, twenty-one million, four hundred thirty-two thousand, two hundred ninety-four".