70346423808 has 560 divisors, whose sum is σ = 223538348880. Its totient is φ = 22072393728.

The previous prime is 70346423801. The next prime is 70346423813. The reversal of 70346423808 is 80832464307.

70346423808 is a `hidden beast` number, since 70 + 346 + 4 + 238 + 0 + 8 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70346423801) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 725220816 + ... + 725220912.

It is an arithmetic number, because the mean of its divisors is an integer number (399175623).

Almost surely, 2^70346423808 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 70346423808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111769174440).

70346423808 is an abundant number, since it is smaller than the sum of its proper divisors (153191925072).

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

70346423808 is an frugal number, since it uses more digits than its factorization.

70346423808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 70346423808 in words is "seventy billion, three hundred forty-six million, four hundred twenty-three thousand, eight hundred eight".