747065140355664 has 3200 divisors, whose sum is σ = 2718260420198400. Its totient is φ = 195784640593920.

The previous prime is 747065140355657. The next prime is 747065140355669. The reversal of 747065140355664 is 466553041560747.

747065140355664 is a `hidden beast` number, since 7 + 4 + 7 + 0 + 6 + 5 + 14 + 0 + 3 + 556 + 64 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747065140355669) by changing a digit.

It is a polite number, since it can be written in 639 ways as a sum of consecutive naturals, for example, 903343579219 + ... + 903343580045.

It is an arithmetic number, because the mean of its divisors is an integer number (849456381312).

Almost surely, 2^{747065140355664} 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 747065140355664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1359130210099200).

747065140355664 is an abundant number, since it is smaller than the sum of its proper divisors (1971195279842736).

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

747065140355664 is a wasteful number, since it uses less digits than its factorization.

747065140355664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 254016000, while the sum is 63.

The spelling of 747065140355664 in words is "seven hundred forty-seven trillion, sixty-five billion, one hundred forty million, three hundred fifty-five thousand, six hundred sixty-four".