70475526816 has 96 divisors (see below), whose sum is σ = 191495485440. Its totient is φ = 22676806656.

The previous prime is 70475526811. The next prime is 70475526817. The reversal of 70475526816 is 61862557407.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (70475526811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372990 + ... + 529218.

It is an arithmetic number, because the mean of its divisors is an integer number (1994744640).

Almost surely, 2^70475526816 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 70475526816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95747742720).

70475526816 is an abundant number, since it is smaller than the sum of its proper divisors (121019958624).

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

70475526816 is a wasteful number, since it uses less digits than its factorization.

70475526816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156406 (or 156398 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 70475526816 in words is "seventy billion, four hundred seventy-five million, five hundred twenty-six thousand, eight hundred sixteen".