70440450287705 has 8 divisors (see below), whose sum is σ = 84711899437704. Its totient is φ = 56230120835200.

The previous prime is 70440450287699. The next prime is 70440450287719. The reversal of 70440450287705 is 50778205404407.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13839865718809 + 56600584568896 = 3720197^2 + 7523336^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70440450287705 - 2⁴ = 70440450287689 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15279921836 + ... + 15279926445.

It is an arithmetic number, because the mean of its divisors is an integer number (10588987429713).

Almost surely, 2^{70440450287705} is an apocalyptic number.

It is an amenable number.

70440450287705 is a deficient number, since it is larger than the sum of its proper divisors (14271449149999).

70440450287705 is a wasteful number, since it uses less digits than its factorization.

70440450287705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30559848747.

The product of its (nonzero) digits is 8780800, while the sum is 53.

The spelling of 70440450287705 in words is "seventy trillion, four hundred forty billion, four hundred fifty million, two hundred eighty-seven thousand, seven hundred five".