526216612 has 6 divisors (see below), whose sum is σ = 920879078. Its totient is φ = 263108304.

The previous prime is 526216601. The next prime is 526216619. The reversal of 526216612 is 216612625.

It can be written as a sum of positive squares in only one way, i.e., 504631296 + 21585316 = 22464^2 + 4646^2 .

It is not an unprimeable number, because it can be changed into a prime (526216619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65777073 + ... + 65777080.

Almost surely, 2^526216612 is an apocalyptic number.

It is an amenable number.

526216612 is a deficient number, since it is larger than the sum of its proper divisors (394662466).

526216612 is a wasteful number, since it uses less digits than its factorization.

526216612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131554157 (or 131554155 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 526216612 is about 22939.4117622924. The cubic root of 526216612 is about 807.3369904224.

The spelling of 526216612 in words is "five hundred twenty-six million, two hundred sixteen thousand, six hundred twelve".