70109507524 has 27 divisors (see below), whose sum is σ = 142730472717. Its totient is φ = 30045343104.

The previous prime is 70109507459. The next prime is 70109507599. The reversal of 70109507524 is 42570590107.

The square root of 70109507524 is 264782.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 67990562500 + 2118945024 = 260750^2 + 46032^2 .

It is a super-2 number, since 2×70109507524² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3697492 + ... + 3716404.

Almost surely, 2^70109507524 is an apocalyptic number.

70109507524 is the 264782-nd square number.

It is an amenable number.

70109507524 is an abundant number, since it is smaller than the sum of its proper divisors (72620965193).

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

70109507524 is an frugal number, since it uses more digits than its factorization.

70109507524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37844 (or 18922 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 40.

The spelling of 70109507524 in words is "seventy billion, one hundred nine million, five hundred seven thousand, five hundred twenty-four".