1448637616 has 20 divisors (see below), whose sum is σ = 2882594272. Its totient is φ = 704742336.

The previous prime is 1448637581. The next prime is 1448637649. The reversal of 1448637616 is 6167368441.

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, 1222920 + ... + 1224103.

Almost surely, 2^1448637616 is an apocalyptic number.

1448637616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1448637616 is a deficient number, since it is larger than the sum of its proper divisors (1433956656).

1448637616 is a wasteful number, since it uses less digits than its factorization.

1448637616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447068 (or 2447062 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The square root of 1448637616 is about 38060.9723470118. The cubic root of 1448637616 is about 1131.4965984552.

It can be divided in two parts, 1448637 and 616, that added together give a triangular number (1449253 = T₁₇₀₂).

The spelling of 1448637616 in words is "one billion, four hundred forty-eight million, six hundred thirty-seven thousand, six hundred sixteen".