240489540980776 has 16 divisors (see below), whose sum is σ = 450925969259700. Its totient is φ = 120242615844864.

The previous prime is 240489540980771. The next prime is 240489540980783. The reversal of 240489540980776 is 677089045984042.

It can be written as a sum of positive squares in 2 ways, for example, as 225899998200900 + 14589542779876 = 15029970^2 + 3819626^2 .

It is a super-2 number, since 2×240489540980776² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 240489540980699 and 240489540980708.

It is not an unprimeable number, because it can be changed into a prime (240489540980771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268856281 + ... + 269749288.

Almost surely, 2^{240489540980776} is an apocalyptic number.

It is an amenable number.

240489540980776 is a deficient number, since it is larger than the sum of its proper divisors (210436428278924).

240489540980776 is a wasteful number, since it uses less digits than its factorization.

240489540980776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538661388 (or 538661384 counting only the distinct ones).

The product of its (nonzero) digits is 975421440, while the sum is 73.

The spelling of 240489540980776 in words is "two hundred forty trillion, four hundred eighty-nine billion, five hundred forty million, nine hundred eighty thousand, seven hundred seventy-six".