70298031340 has 12 divisors (see below), whose sum is σ = 147625865856. Its totient is φ = 28119212528.

The previous prime is 70298031301. The next prime is 70298031347. The reversal of 70298031340 is 4313089207.

It is a self number, because there is not a number n which added to its sum of digits gives 70298031340.

It is not an unprimeable number, because it can be changed into a prime (70298031347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1757450764 + ... + 1757450803.

It is an arithmetic number, because the mean of its divisors is an integer number (12302155488).

Almost surely, 2^70298031340 is an apocalyptic number.

It is an amenable number.

70298031340 is an abundant number, since it is smaller than the sum of its proper divisors (77327834516).

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

70298031340 is a wasteful number, since it uses less digits than its factorization.

70298031340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514901576 (or 3514901574 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 70298031340 in words is "seventy billion, two hundred ninety-eight million, thirty-one thousand, three hundred forty".