1485904926529 has 9 divisors (see below), whose sum is σ = 1553347691553. Its totient is φ = 1421273547012.

The previous prime is 1485904926487. The next prime is 1485904926599. The reversal of 1485904926529 is 9256294095841.

The square root of 1485904926529 is 1218977.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1485904926529 - 2²⁷ = 1485770708801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1485904926599) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 28009972 + ... + 28062970.

Almost surely, 2^{1485904926529} is an apocalyptic number.

1485904926529 is the 1218977-th square number.

1485904926529 is the 609489-th centered octagonal number.

It is an amenable number.

1485904926529 is a deficient number, since it is larger than the sum of its proper divisors (67442765024).

1485904926529 is an frugal number, since it uses more digits than its factorization.

1485904926529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106044 (or 53022 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 64.

Multiplying 1485904926529 by its sum of digits (64), we get a square (95097915297856 = 9751816²).

The spelling of 1485904926529 in words is "one trillion, four hundred eighty-five billion, nine hundred four million, nine hundred twenty-six thousand, five hundred twenty-nine".