70421282550564 has 192 divisors, whose sum is σ = 185723348428800. Its totient is φ = 20580568473600.

The previous prime is 70421282550539. The next prime is 70421282550583. The reversal of 70421282550564 is 46505528212407.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 271757892 + ... + 272016900.

It is an arithmetic number, because the mean of its divisors is an integer number (967309106400).

Almost surely, 2^{70421282550564} is an apocalyptic number.

70421282550564 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70421282550564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92861674214400).

70421282550564 is an abundant number, since it is smaller than the sum of its proper divisors (115302065878236).

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

70421282550564 is a wasteful number, since it uses less digits than its factorization.

70421282550564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259554 (or 259552 counting only the distinct ones).

The product of its (nonzero) digits is 5376000, while the sum is 51.

The spelling of 70421282550564 in words is "seventy trillion, four hundred twenty-one billion, two hundred eighty-two million, five hundred fifty thousand, five hundred sixty-four".