70264755625 has 45 divisors (see below), whose sum is σ = 91985866819. Its totient is φ = 53651180000.

The previous prime is 70264755571. The next prime is 70264755637. The reversal of 70264755625 is 52655746207.

The square root of 70264755625 is 265075.

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

It can be written as a sum of positive squares in 7 ways, for example, as 63393671961 + 6871083664 = 251781^2 + 82892^2 .

It is not a de Polignac number, because 70264755625 - 2³⁵ = 35905017257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 152417895 + ... + 152418355.

Almost surely, 2^70264755625 is an apocalyptic number.

70264755625 is the 265075-th square number.

70264755625 is the 132538-th centered octagonal number.

It is an amenable number.

70264755625 is a deficient number, since it is larger than the sum of its proper divisors (21721111194).

70264755625 is an frugal number, since it uses more digits than its factorization.

70264755625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 49.

Multiplying 70264755625 by its sum of digits (49), we get a square (3442973025625 = 1855525²).

The spelling of 70264755625 in words is "seventy billion, two hundred sixty-four million, seven hundred fifty-five thousand, six hundred twenty-five".