70091295440 has 40 divisors (see below), whose sum is σ = 162982380960. Its totient is φ = 28033056896.

The previous prime is 70091295401. The next prime is 70091295479. The reversal of 70091295440 is 4459219007.

It is an interprime number because it is at equal distance from previous prime (70091295401) and next prime (70091295479).

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655847 + ... + 755193.

It is an arithmetic number, because the mean of its divisors is an integer number (4074559524).

Almost surely, 2^70091295440 is an apocalyptic number.

It is an amenable number.

70091295440 is an abundant number, since it is smaller than the sum of its proper divisors (92891085520).

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

70091295440 is a wasteful number, since it uses less digits than its factorization.

70091295440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108179 (or 108173 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 70091295440 in words is "seventy billion, ninety-one million, two hundred ninety-five thousand, four hundred forty".