70436677404340 has 48 divisors (see below), whose sum is σ = 159696502780752. Its totient is φ = 25941878747136.

The previous prime is 70436677404311. The next prime is 70436677404383. The reversal of 70436677404340 is 4340477663407.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 5967789724836 + 64468887679504 = 2442906^2 + 8029252^2 .

It is a super-2 number, since 2×70436677404340² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341093629 + ... + 341300068.

It is an arithmetic number, because the mean of its divisors is an integer number (3327010474599).

Almost surely, 2^{70436677404340} is an apocalyptic number.

It is an amenable number.

70436677404340 is an abundant number, since it is smaller than the sum of its proper divisors (89259825376412).

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

70436677404340 is a wasteful number, since it uses less digits than its factorization.

70436677404340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682394116 (or 682394114 counting only the distinct ones).

The product of its (nonzero) digits is 28449792, while the sum is 55.

It can be divided in two parts, 70436 and 677404340, that added together give a palindrome (677474776).

The spelling of 70436677404340 in words is "seventy trillion, four hundred thirty-six billion, six hundred seventy-seven million, four hundred four thousand, three hundred forty".