1487640449053 has 16 divisors (see below), whose sum is σ = 1721024910720. Its totient is φ = 1270861619200.

The previous prime is 1487640449027. The next prime is 1487640449077. The reversal of 1487640449053 is 3509440467841.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1487640449053 - 2¹³ = 1487640440861 is a prime.

It is a super-2 number, since 2×1487640449053² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1487640448985 and 1487640449003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1487640449023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6085513 + ... + 6325246.

It is an arithmetic number, because the mean of its divisors is an integer number (107564056920).

Almost surely, 2^{1487640449053} is an apocalyptic number.

It is an amenable number.

1487640449053 is a deficient number, since it is larger than the sum of its proper divisors (233384461667).

1487640449053 is a wasteful number, since it uses less digits than its factorization.

1487640449053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12411428.

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 1487640449053 in words is "one trillion, four hundred eighty-seven billion, six hundred forty million, four hundred forty-nine thousand, fifty-three".