916726272000 has 1664 divisors, whose sum is σ = 3980344762368. Its totient is φ = 181665792000.

The previous prime is 916726271987. The next prime is 916726272013. The reversal of 916726272000 is 272627619.

It is an interprime number because it is at equal distance from previous prime (916726271987) and next prime (916726272013).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2720255832 + ... + 2720256168.

It is an arithmetic number, because the mean of its divisors is an integer number (2392034112).

Almost surely, 2^916726272000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 916726272000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1990172381184).

916726272000 is an abundant number, since it is smaller than the sum of its proper divisors (3063618490368).

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

916726272000 is a wasteful number, since it uses less digits than its factorization.

916726272000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420 (or 388 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

Adding to 916726272000 its reverse (272627619), we get a palindrome (916998899619).

The spelling of 916726272000 in words is "nine hundred sixteen billion, seven hundred twenty-six million, two hundred seventy-two thousand".