72007701144 has 16 divisors (see below), whose sum is σ = 180019252920. Its totient is φ = 24002567040.

The previous prime is 72007701131. The next prime is 72007701151. The reversal of 72007701144 is 44110770027.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1500160417 + ... + 1500160464.

Almost surely, 2^72007701144 is an apocalyptic number.

It is an amenable number.

72007701144 is an abundant number, since it is smaller than the sum of its proper divisors (108011551776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72007701144 is a wasteful number, since it uses less digits than its factorization.

72007701144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000320890 (or 3000320886 counting only the distinct ones).

The product of its (nonzero) digits is 10976, while the sum is 33.

The spelling of 72007701144 in words is "seventy-two billion, seven million, seven hundred one thousand, one hundred forty-four".