72047701144 has 16 divisors (see below), whose sum is σ = 135093476520. Its totient is φ = 36022774080.

The previous prime is 72047701133. The next prime is 72047701147. The reversal of 72047701144 is 44110774027.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72047701147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198324 + ... + 428284.

Almost surely, 2^72047701144 is an apocalyptic number.

It is an amenable number.

72047701144 is a deficient number, since it is larger than the sum of its proper divisors (63045775376).

72047701144 is a wasteful number, since it uses less digits than its factorization.

72047701144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269130 (or 269126 counting only the distinct ones).

The product of its (nonzero) digits is 43904, while the sum is 37.

The spelling of 72047701144 in words is "seventy-two billion, forty-seven million, seven hundred one thousand, one hundred forty-four".