72270735254 has 16 divisors (see below), whose sum is σ = 108626485968. Its totient is φ = 36061949952.

The previous prime is 72270735247. The next prime is 72270735269. The reversal of 72270735254 is 45253707227.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4091189 + ... + 4108815.

It is an arithmetic number, because the mean of its divisors is an integer number (6789155373).

Almost surely, 2^72270735254 is an apocalyptic number.

72270735254 is a deficient number, since it is larger than the sum of its proper divisors (36355750714).

72270735254 is a wasteful number, since it uses less digits than its factorization.

72270735254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21679.

The product of its (nonzero) digits is 823200, while the sum is 44.

It can be divided in two parts, 7227073 and 5254, that added together give a palindrome (7232327).

The spelling of 72270735254 in words is "seventy-two billion, two hundred seventy million, seven hundred thirty-five thousand, two hundred fifty-four".