240458237972 has 6 divisors (see below), whose sum is σ = 420801916458. Its totient is φ = 120229118984.

The previous prime is 240458237963. The next prime is 240458237983. The reversal of 240458237972 is 279732854042.

It can be written as a sum of positive squares in only one way, i.e., 145690309636 + 94767928336 = 381694^2 + 307844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30057279743 + ... + 30057279750.

It is an arithmetic number, because the mean of its divisors is an integer number (70133652743).

Almost surely, 2^240458237972 is an apocalyptic number.

It is an amenable number.

240458237972 is a deficient number, since it is larger than the sum of its proper divisors (180343678486).

240458237972 is a wasteful number, since it uses less digits than its factorization.

240458237972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60114559497 (or 60114559495 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 240458237972 in words is "two hundred forty billion, four hundred fifty-eight million, two hundred thirty-seven thousand, nine hundred seventy-two".