716877840 has 240 divisors, whose sum is σ = 2642188032. Its totient is φ = 160247808.

The previous prime is 716877829. The next prime is 716877853. The reversal of 716877840 is 48778617.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 716877840.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 552072 + ... + 553368.

Almost surely, 2^716877840 is an apocalyptic number.

716877840 is a gapful number since it is divisible by the number (70) 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 716877840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1321094016).

716877840 is an abundant number, since it is smaller than the sum of its proper divisors (1925310192).

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

716877840 is a wasteful number, since it uses less digits than its factorization.

716877840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1374 (or 1361 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 48.

The square root of 716877840 is about 26774.5745064231. The cubic root of 716877840 is about 894.9835478598.

It can be divided in two parts, 716877 and 840, that added together give a palindrome (717717).

The spelling of 716877840 in words is "seven hundred sixteen million, eight hundred seventy-seven thousand, eight hundred forty".