73942742016 has 528 divisors, whose sum is σ = 264125883840. Its totient is φ = 19588055040.

The previous prime is 73942742011. The next prime is 73942742023. The reversal of 73942742016 is 61024724937.

It is a tau number, because it is divible by the number of its divisors (528).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73942742011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25038396 + ... + 25041348.

Almost surely, 2^73942742016 is an apocalyptic number.

73942742016 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73942742016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132062941920).

73942742016 is an abundant number, since it is smaller than the sum of its proper divisors (190183141824).

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

73942742016 is a wasteful number, since it uses less digits than its factorization.

73942742016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022 (or 3001 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 73942742016 in words is "seventy-three billion, nine hundred forty-two million, seven hundred forty-two thousand, sixteen".