718228794500 has 384 divisors, whose sum is σ = 1936037376000. Its totient is φ = 232022448000.

The previous prime is 718228794499. The next prime is 718228794527. The reversal of 718228794500 is 5497822817.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 739679015 + ... + 739679985.

It is an arithmetic number, because the mean of its divisors is an integer number (5041764000).

Almost surely, 2^718228794500 is an apocalyptic number.

718228794500 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 718228794500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (968018688000).

718228794500 is an abundant number, since it is smaller than the sum of its proper divisors (1217808581500).

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

718228794500 is a wasteful number, since it uses less digits than its factorization.

718228794500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257 (or 1231 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 53.

The spelling of 718228794500 in words is "seven hundred eighteen billion, two hundred twenty-eight million, seven hundred ninety-four thousand, five hundred".