70229946240 has 512 divisors, whose sum is σ = 262964160000. Its totient is φ = 17665081344.

The previous prime is 70229946211. The next prime is 70229946257. The reversal of 70229946240 is 4264992207.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 134282619 + ... + 134283141.

It is an arithmetic number, because the mean of its divisors is an integer number (513601875).

Almost surely, 2^70229946240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70229946240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131482080000).

70229946240 is an abundant number, since it is smaller than the sum of its proper divisors (192734213760).

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

70229946240 is a wasteful number, since it uses less digits than its factorization.

70229946240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979 (or 961 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 70229946240 in words is "seventy billion, two hundred twenty-nine million, nine hundred forty-six thousand, two hundred forty".