70315905869764 has 81 divisors (see below), whose sum is σ = 129270159616269. Its totient is φ = 33466027459680.

The previous prime is 70315905869749. The next prime is 70315905869791. The reversal of 70315905869764 is 46796850951307.

The square root of 70315905869764 is 8385458.

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., 62919638196100 + 7396267673664 = 7932190^2 + 2719608^2 .

It is a super-2 number, since 2×70315905869764² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70315905869693 and 70315905869702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 29164621719 + ... + 29164624129.

Almost surely, 2^{70315905869764} is an apocalyptic number.

70315905869764 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

70315905869764 is the 8385458-th square number.

It is an amenable number.

70315905869764 is a deficient number, since it is larger than the sum of its proper divisors (58954253746505).

70315905869764 is an frugal number, since it uses more digits than its factorization.

70315905869764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4994 (or 2497 counting only the distinct ones).

The product of its (nonzero) digits is 342921600, while the sum is 70.

The spelling of 70315905869764 in words is "seventy trillion, three hundred fifteen billion, nine hundred five million, eight hundred sixty-nine thousand, seven hundred sixty-four".