72547142551151 has 8 divisors (see below), whose sum is σ = 74074534129440. Its totient is φ = 71035578865152.

The previous prime is 72547142551129. The next prime is 72547142551199. The reversal of 72547142551151 is 15115524174527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72547142551151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72547142551151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72547142551651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3956963810 + ... + 3956982143.

It is an arithmetic number, because the mean of its divisors is an integer number (9259316766180).

Almost surely, 2^{72547142551151} is an apocalyptic number.

72547142551151 is a deficient number, since it is larger than the sum of its proper divisors (1527391578289).

72547142551151 is a wasteful number, since it uses less digits than its factorization.

72547142551151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7913946145.

The product of its digits is 1960000, while the sum is 50.

The spelling of 72547142551151 in words is "seventy-two trillion, five hundred forty-seven billion, one hundred forty-two million, five hundred fifty-one thousand, one hundred fifty-one".