70073229942840 has 128 divisors (see below), whose sum is σ = 223566108514560. Its totient is φ = 17509530814464.

The previous prime is 70073229942811. The next prime is 70073229942847. The reversal of 70073229942840 is 4824992237007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70073229942847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75196882 + ... + 76123041.

It is an arithmetic number, because the mean of its divisors is an integer number (1746610222770).

Almost surely, 2^{70073229942840} is an apocalyptic number.

It is an amenable number.

70073229942840 is an abundant number, since it is smaller than the sum of its proper divisors (153492878571720).

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

70073229942840 is a wasteful number, since it uses less digits than its factorization.

70073229942840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151320181 (or 151320177 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 57.

The spelling of 70073229942840 in words is "seventy trillion, seventy-three billion, two hundred twenty-nine million, nine hundred forty-two thousand, eight hundred forty".