1461255456747 has 16 divisors (see below), whose sum is σ = 1969341084288. Its totient is φ = 963703036800.

The previous prime is 1461255456743. The next prime is 1461255456757. The reversal of 1461255456747 is 7476545521641.

It is not a de Polignac number, because 1461255456747 - 2² = 1461255456743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1461255456743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3943629 + ... + 4298222.

It is an arithmetic number, because the mean of its divisors is an integer number (123083817768).

Almost surely, 2^{1461255456747} is an apocalyptic number.

1461255456747 is a deficient number, since it is larger than the sum of its proper divisors (508085627541).

1461255456747 is a wasteful number, since it uses less digits than its factorization.

1461255456747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8242490.

The product of its digits is 28224000, while the sum is 57.

The spelling of 1461255456747 in words is "one trillion, four hundred sixty-one billion, two hundred fifty-five million, four hundred fifty-six thousand, seven hundred forty-seven".