72726001511 has 2 divisors, whose sum is σ = 72726001512. Its totient is φ = 72726001510.

The previous prime is 72726001493. The next prime is 72726001589. The reversal of 72726001511 is 11510062727.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72726001511 - 2¹⁴ = 72725985127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72726061511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36363000755 + 36363000756.

It is an arithmetic number, because the mean of its divisors is an integer number (36363000756).

Almost surely, 2^72726001511 is an apocalyptic number.

72726001511 is a deficient number, since it is larger than the sum of its proper divisors (1).

72726001511 is an equidigital number, since it uses as much as digits as its factorization.

72726001511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 32.

The spelling of 72726001511 in words is "seventy-two billion, seven hundred twenty-six million, one thousand, five hundred eleven".