72892155129851 has 2 divisors, whose sum is σ = 72892155129852. Its totient is φ = 72892155129850.

The previous prime is 72892155129823. The next prime is 72892155129881. The reversal of 72892155129851 is 15892155129827.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72892155129851 is a prime.

It is not a weakly prime, because it can be changed into another prime (72892155129881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36446077564925 + 36446077564926.

It is an arithmetic number, because the mean of its divisors is an integer number (36446077564926).

Almost surely, 2^{72892155129851} is an apocalyptic number.

72892155129851 is a deficient number, since it is larger than the sum of its proper divisors (1).

72892155129851 is an equidigital number, since it uses as much as digits as its factorization.

72892155129851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288000, while the sum is 65.

The spelling of 72892155129851 in words is "seventy-two trillion, eight hundred ninety-two billion, one hundred fifty-five million, one hundred twenty-nine thousand, eight hundred fifty-one".