72473665150 has 24 divisors (see below), whose sum is σ = 135018847080. Its totient is φ = 28942620960.

The previous prime is 72473665081. The next prime is 72473665153. The reversal of 72473665150 is 5156637427.

It is a self number, because there is not a number n which added to its sum of digits gives 72473665150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72473665153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1139869 + ... + 1201768.

It is an arithmetic number, because the mean of its divisors is an integer number (5625785295).

Almost surely, 2^72473665150 is an apocalyptic number.

72473665150 is a deficient number, since it is larger than the sum of its proper divisors (62545181930).

72473665150 is a wasteful number, since it uses less digits than its factorization.

72473665150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2342268 (or 2342263 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 72473665150 in words is "seventy-two billion, four hundred seventy-three million, six hundred sixty-five thousand, one hundred fifty".