1240461787044 has 24 divisors (see below), whose sum is σ = 3046748249440. Its totient is φ = 391724774784.

The previous prime is 1240461787043. The next prime is 1240461787069. The reversal of 1240461787044 is 4407871640421.

It is a junction number, because it is equal to n+sod(n) for n = 1240461786984 and 1240461787002.

It is not an unprimeable number, because it can be changed into a prime (1240461787043) 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, 2720310709 + ... + 2720311164.

Almost surely, 2^{1240461787044} is an apocalyptic number.

It is an amenable number.

1240461787044 is an abundant number, since it is smaller than the sum of its proper divisors (1806286462396).

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

1240461787044 is a wasteful number, since it uses less digits than its factorization.

1240461787044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5440621899 (or 5440621897 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 48.

The spelling of 1240461787044 in words is "one trillion, two hundred forty billion, four hundred sixty-one million, seven hundred eighty-seven thousand, forty-four".