73740733733340 has 48 divisors (see below), whose sum is σ = 229415616060960. Its totient is φ = 19664195662080.

The previous prime is 73740733733321. The next prime is 73740733733393. The reversal of 73740733733340 is 4333733704737.

73740733733340 is a `hidden beast` number, since 73 + 7 + 407 + 33 + 73 + 33 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68278456621 + ... + 68278457700.

It is an arithmetic number, because the mean of its divisors is an integer number (4779492001270).

Almost surely, 2^{73740733733340} is an apocalyptic number.

It is an amenable number.

73740733733340 is an abundant number, since it is smaller than the sum of its proper divisors (155674882327620).

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

73740733733340 is a wasteful number, since it uses less digits than its factorization.

73740733733340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136556914339 (or 136556914331 counting only the distinct ones).

The product of its (nonzero) digits is 28005264, while the sum is 54.

The spelling of 73740733733340 in words is "seventy-three trillion, seven hundred forty billion, seven hundred thirty-three million, seven hundred thirty-three thousand, three hundred forty".