1481777445044 has 36 divisors (see below), whose sum is σ = 2813441623020. Its totient is φ = 682553514240.

The previous prime is 1481777445037. The next prime is 1481777445073. The reversal of 1481777445044 is 4405447771841.

It can be written as a sum of positive squares in 6 ways, for example, as 42761276944 + 1439016168100 = 206788^2 + 1199590^2 .

It is a super-2 number, since 2×1481777445044² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1809137 + ... + 2497304.

It is an arithmetic number, because the mean of its divisors is an integer number (78151156195).

Almost surely, 2^{1481777445044} is an apocalyptic number.

It is an amenable number.

1481777445044 is a deficient number, since it is larger than the sum of its proper divisors (1331664177976).

1481777445044 is a wasteful number, since it uses less digits than its factorization.

1481777445044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4306980 (or 4306965 counting only the distinct ones).

The product of its (nonzero) digits is 14049280, while the sum is 56.

The spelling of 1481777445044 in words is "one trillion, four hundred eighty-one billion, seven hundred seventy-seven million, four hundred forty-five thousand, forty-four".