70573666649472 has 128 divisors (see below), whose sum is σ = 238046097907200. Its totient is φ = 20163904750080.

The previous prime is 70573666649459. The next prime is 70573666649513. The reversal of 70573666649472 is 27494666637507.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 70573666649472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1458591604 + ... + 1458639987.

It is an arithmetic number, because the mean of its divisors is an integer number (1859735139900).

Almost surely, 2^{70573666649472} is an apocalyptic number.

70573666649472 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

70573666649472 is an abundant number, since it is smaller than the sum of its proper divisors (167472431257728).

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

70573666649472 is a wasteful number, since it uses less digits than its factorization.

70573666649472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2917231621 (or 2917231603 counting only the distinct ones).

The product of its (nonzero) digits is 1920360960, while the sum is 72.

The spelling of 70573666649472 in words is "seventy trillion, five hundred seventy-three billion, six hundred sixty-six million, six hundred forty-nine thousand, four hundred seventy-two".