70641989019140 has 96 divisors (see below), whose sum is σ = 194687969817600. Its totient is φ = 20859425320320.

The previous prime is 70641989019127. The next prime is 70641989019181. The reversal of 70641989019140 is 4191098914607.

It is a super-2 number, since 2×70641989019140² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70641989019140.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1207113410 + ... + 1207171929.

It is an arithmetic number, because the mean of its divisors is an integer number (2027999685600).

Almost surely, 2^{70641989019140} is an apocalyptic number.

70641989019140 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

70641989019140 is an abundant number, since it is smaller than the sum of its proper divisors (124045980798460).

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

70641989019140 is a wasteful number, since it uses less digits than its factorization.

70641989019140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414285385 (or 2414285383 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 59.

The spelling of 70641989019140 in words is "seventy trillion, six hundred forty-one billion, nine hundred eighty-nine million, nineteen thousand, one hundred forty".