70369173072 has 480 divisors, whose sum is σ = 237476229120. Its totient is φ = 19201121280.

The previous prime is 70369173037. The next prime is 70369173073. The reversal of 70369173072 is 27037196307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70369173073) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 191741433 + ... + 191741799.

It is an arithmetic number, because the mean of its divisors is an integer number (494742144).

Almost surely, 2^70369173072 is an apocalyptic number.

70369173072 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70369173072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118738114560).

70369173072 is an abundant number, since it is smaller than the sum of its proper divisors (167107056048).

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

70369173072 is a wasteful number, since it uses less digits than its factorization.

70369173072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 702 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 45.

The spelling of 70369173072 in words is "seventy billion, three hundred sixty-nine million, one hundred seventy-three thousand, seventy-two".