1601464516 has 24 divisors (see below), whose sum is σ = 2944065600. Its totient is φ = 760770912.

The previous prime is 1601464507. The next prime is 1601464517. The reversal of 1601464516 is 6154641061.

It is a super-2 number, since 2×1601464516² = 5129377192014228512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1601464517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44706 + ... + 72121.

It is an arithmetic number, because the mean of its divisors is an integer number (122669400).

Almost surely, 2^1601464516 is an apocalyptic number.

It is an amenable number.

1601464516 is a deficient number, since it is larger than the sum of its proper divisors (1342601084).

1601464516 is a wasteful number, since it uses less digits than its factorization.

1601464516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117003 (or 117001 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1601464516 is about 40018.3022628397. The cubic root of 1601464516 is about 1169.9638423579.

The spelling of 1601464516 in words is "one billion, six hundred one million, four hundred sixty-four thousand, five hundred sixteen".