70379321569 has 8 divisors (see below), whose sum is σ = 73444584960. Its totient is φ = 67314499296.

The previous prime is 70379321567. The next prime is 70379321627. The reversal of 70379321569 is 96512397307.

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

It is a cyclic number.

It is not a de Polignac number, because 70379321569 - 2¹ = 70379321567 is a prime.

It is a super-2 number, since 2×70379321569² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70379321567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239389 + ... + 445045.

It is an arithmetic number, because the mean of its divisors is an integer number (9180573120).

Almost surely, 2^70379321569 is an apocalyptic number.

It is an amenable number.

70379321569 is a deficient number, since it is larger than the sum of its proper divisors (3065263391).

70379321569 is a wasteful number, since it uses less digits than its factorization.

70379321569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220559.

The product of its (nonzero) digits is 2143260, while the sum is 52.

The spelling of 70379321569 in words is "seventy billion, three hundred seventy-nine million, three hundred twenty-one thousand, five hundred sixty-nine".