70437343340 has 96 divisors (see below), whose sum is σ = 182731489920. Its totient is φ = 22209232896.

The previous prime is 70437343337. The next prime is 70437343349. The reversal of 70437343340 is 4334373407.

It is a super-2 number, since 2×70437343340² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70437343294 and 70437343303.

It is not an unprimeable number, because it can be changed into a prime (70437343349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 417644 + ... + 561516.

It is an arithmetic number, because the mean of its divisors is an integer number (1903453020).

Almost surely, 2^70437343340 is an apocalyptic number.

70437343340 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 70437343340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91365744960).

70437343340 is an abundant number, since it is smaller than the sum of its proper divisors (112294146580).

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

70437343340 is a wasteful number, since it uses less digits than its factorization.

70437343340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144171 (or 144169 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 38.

The spelling of 70437343340 in words is "seventy billion, four hundred thirty-seven million, three hundred forty-three thousand, three hundred forty".