1016316720 has 300 divisors, whose sum is σ = 3657315024. Its totient is φ = 261515520.

The previous prime is 1016316677. The next prime is 1016316727. The reversal of 1016316720 is 276136101.

1016316720 is a `hidden beast` number, since 1 + 0 + 1 + 631 + 6 + 7 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1016316727) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 14314285 + ... + 14314355.

Almost surely, 2^1016316720 is an apocalyptic number.

1016316720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1016316720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1828657512).

1016316720 is an abundant number, since it is smaller than the sum of its proper divisors (2640998304).

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

1016316720 is an equidigital number, since it uses as much as digits as its factorization.

1016316720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1016316720 is about 31879.7227089572. The cubic root of 1016316720 is about 1005.4095902320.

The spelling of 1016316720 in words is "one billion, sixteen million, three hundred sixteen thousand, seven hundred twenty".