72275207710292 has 6 divisors (see below), whose sum is σ = 126481613493018. Its totient is φ = 36137603855144.

The previous prime is 72275207710291. The next prime is 72275207710309. The reversal of 72275207710292 is 29201770257227.

It can be written as a sum of positive squares in only one way, i.e., 48328023770896 + 23947183939396 = 6951836^2 + 4893586^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72275207710291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9034400963783 + ... + 9034400963790.

It is an arithmetic number, because the mean of its divisors is an integer number (21080268915503).

Almost surely, 2^{72275207710292} is an apocalyptic number.

It is an amenable number.

72275207710292 is a deficient number, since it is larger than the sum of its proper divisors (54206405782726).

72275207710292 is a wasteful number, since it uses less digits than its factorization.

72275207710292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18068801927577 (or 18068801927575 counting only the distinct ones).

The product of its (nonzero) digits is 3457440, while the sum is 53.

The spelling of 72275207710292 in words is "seventy-two trillion, two hundred seventy-five billion, two hundred seven million, seven hundred ten thousand, two hundred ninety-two".