70064451372783 has 16 divisors (see below), whose sum is σ = 107481421094400. Its totient is φ = 39768125801376.

The previous prime is 70064451372781. The next prime is 70064451372809. The reversal of 70064451372783 is 38727315446007.

It is not a de Polignac number, because 70064451372783 - 2¹ = 70064451372781 is a prime.

It is a super-2 number, since 2×70064451372783² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70064451372781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11195978235 + ... + 11195984492.

It is an arithmetic number, because the mean of its divisors is an integer number (6717588818400).

Almost surely, 2^{70064451372783} is an apocalyptic number.

70064451372783 is a deficient number, since it is larger than the sum of its proper divisors (37416969721617).

70064451372783 is a wasteful number, since it uses less digits than its factorization.

70064451372783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22391962886.

The product of its (nonzero) digits is 23708160, while the sum is 57.

The spelling of 70064451372783 in words is "seventy trillion, sixty-four billion, four hundred fifty-one million, three hundred seventy-two thousand, seven hundred eighty-three".