706622041440 has 1536 divisors, whose sum is σ = 3076757913600. Its totient is φ = 147885834240.

The previous prime is 706622041397. The next prime is 706622041441. The reversal of 706622041440 is 44140226607.

706622041440 is a `hidden beast` number, since 7 + 0 + 6 + 6 + 2 + 204 + 1 + 440 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 706622041395 and 706622041404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706622041441) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 3699591745 + ... + 3699591935.

It is an arithmetic number, because the mean of its divisors is an integer number (2003097600).

Almost surely, 2^706622041440 is an apocalyptic number.

706622041440 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 706622041440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1538378956800).

706622041440 is an abundant number, since it is smaller than the sum of its proper divisors (2370135872160).

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

706622041440 is a wasteful number, since it uses less digits than its factorization.

706622041440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 706622041440 in words is "seven hundred six billion, six hundred twenty-two million, forty-one thousand, four hundred forty".