69772052736 has 81 divisors (see below), whose sum is σ = 201206591859. Its totient is φ = 23253124608.

The previous prime is 69772052731. The next prime is 69772052743. The reversal of 69772052736 is 63725027796.

The square root of 69772052736 is 264144.

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

69772052736 is a `hidden beast` number, since 6 + 97 + 7 + 20 + 527 + 3 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (69772052731) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 12676161 + ... + 12681663.

Almost surely, 2^69772052736 is an apocalyptic number.

69772052736 is the 264144-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69772052736

69772052736 is an abundant number, since it is smaller than the sum of its proper divisors (131434539123).

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

69772052736 is an frugal number, since it uses more digits than its factorization.

69772052736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11028 (or 5508 counting only the distinct ones).

The product of its (nonzero) digits is 6667920, while the sum is 54.

The spelling of 69772052736 in words is "sixty-nine billion, seven hundred seventy-two million, fifty-two thousand, seven hundred thirty-six".