70026378240 has 1056 divisors, whose sum is σ = 297794677824. Its totient is φ = 13872660480.

The previous prime is 70026378217. The next prime is 70026378241. The reversal of 70026378240 is 4287362007.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70026378241) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 166333230 + ... + 166333650.

Almost surely, 2^70026378240 is an apocalyptic number.

70026378240 is a gapful number since it is divisible by the number (70) 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 70026378240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148897338912).

70026378240 is an abundant number, since it is smaller than the sum of its proper divisors (227768299584).

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

70026378240 is a wasteful number, since it uses less digits than its factorization.

70026378240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The spelling of 70026378240 in words is "seventy billion, twenty-six million, three hundred seventy-eight thousand, two hundred forty".