70628266879 has 8 divisors (see below), whose sum is σ = 71982362880. Its totient is φ = 69282992856.

The previous prime is 70628266843. The next prime is 70628266883. The reversal of 70628266879 is 97866282607.

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 70628266879 - 2¹⁵ = 70628234111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70628266829) 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, 2189329 + ... + 2221354.

It is an arithmetic number, because the mean of its divisors is an integer number (8997795360).

Almost surely, 2^70628266879 is an apocalyptic number.

70628266879 is a deficient number, since it is larger than the sum of its proper divisors (1354096001).

70628266879 is a wasteful number, since it uses less digits than its factorization.

70628266879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410989.

The product of its (nonzero) digits is 24385536, while the sum is 61.

The spelling of 70628266879 in words is "seventy billion, six hundred twenty-eight million, two hundred sixty-six thousand, eight hundred seventy-nine".