73751472016 has 80 divisors (see below), whose sum is σ = 149122955520. Its totient is φ = 35308990080.

The previous prime is 73751472007. The next prime is 73751472019. The reversal of 73751472016 is 61027415737.

It is a happy number.

It is a super-2 number, since 2×73751472016² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (73751472019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7475695 + ... + 7485553.

It is an arithmetic number, because the mean of its divisors is an integer number (1864036944).

Almost surely, 2^73751472016 is an apocalyptic number.

It is an amenable number.

73751472016 is an abundant number, since it is smaller than the sum of its proper divisors (75371483504).

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

73751472016 is a wasteful number, since it uses less digits than its factorization.

73751472016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10124 (or 10118 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 43.

The spelling of 73751472016 in words is "seventy-three billion, seven hundred fifty-one million, four hundred seventy-two thousand, sixteen".