1315726016 has 56 divisors (see below), whose sum is σ = 3015819216. Its totient is φ = 562872320.

The previous prime is 1315726001. The next prime is 1315726051. The reversal of 1315726016 is 6106275131.

It is a super-2 number, since 2×1315726016² = 3462269898358464512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43001 + ... + 66936.

Almost surely, 2^1315726016 is an apocalyptic number.

1315726016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1315726016 is an abundant number, since it is smaller than the sum of its proper divisors (1700093200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1315726016 is a wasteful number, since it uses less digits than its factorization.

1315726016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109977 (or 109967 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1315726016 is about 36272.9377911412. The cubic root of 1315726016 is about 1095.7760922178.

The spelling of 1315726016 in words is "one billion, three hundred fifteen million, seven hundred twenty-six thousand, sixteen".