1485779518 has 8 divisors (see below), whose sum is σ = 2345967720. Its totient is φ = 703790280.

The previous prime is 1485779509. The next prime is 1485779521. The reversal of 1485779518 is 8159775841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1485779518² = 4415081552216624648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19549693 + ... + 19549768.

It is an arithmetic number, because the mean of its divisors is an integer number (293245965).

Almost surely, 2^1485779518 is an apocalyptic number.

1485779518 is a deficient number, since it is larger than the sum of its proper divisors (860188202).

1485779518 is a wasteful number, since it uses less digits than its factorization.

1485779518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39099482.

The product of its digits is 2822400, while the sum is 55.

The square root of 1485779518 is about 38545.8106413654. The cubic root of 1485779518 is about 1141.0853309110.

The spelling of 1485779518 in words is "one billion, four hundred eighty-five million, seven hundred seventy-nine thousand, five hundred eighteen".