1453640664530 has 16 divisors (see below), whose sum is σ = 2616671516760. Its totient is φ = 581429972352.

The previous prime is 1453640664523. The next prime is 1453640664559. The reversal of 1453640664530 is 354660463541.

It can be written as a sum of positive squares in 4 ways, for example, as 995004255001 + 458636409529 = 997499^2 + 677227^2 .

It is a super-2 number, since 2×1453640664530² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3053699 + ... + 3497478.

Almost surely, 2^{1453640664530} is an apocalyptic number.

1453640664530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1453640664530 is a deficient number, since it is larger than the sum of its proper divisors (1163030852230).

1453640664530 is a wasteful number, since it uses less digits than its factorization.

1453640664530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6573373.

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 1453640664530 in words is "one trillion, four hundred fifty-three billion, six hundred forty million, six hundred sixty-four thousand, five hundred thirty".