73742452377 has 8 divisors (see below), whose sum is σ = 107261748960. Its totient is φ = 44692395360.

The previous prime is 73742452373. The next prime is 73742452387. The reversal of 73742452377 is 77325424737.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73742452377 - 2² = 73742452373 is a prime.

It is a super-2 number, since 2×73742452377² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73742452373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1117309852 + ... + 1117309917.

It is an arithmetic number, because the mean of its divisors is an integer number (13407718620).

Almost surely, 2^73742452377 is an apocalyptic number.

It is an amenable number.

73742452377 is a deficient number, since it is larger than the sum of its proper divisors (33519296583).

73742452377 is a wasteful number, since it uses less digits than its factorization.

73742452377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2234619783.

The product of its digits is 6914880, while the sum is 51.

The spelling of 73742452377 in words is "seventy-three billion, seven hundred forty-two million, four hundred fifty-two thousand, three hundred seventy-seven".