74017111721516 has 6 divisors (see below), whose sum is σ = 129529945512660. Its totient is φ = 37008555860756.

The previous prime is 74017111721471. The next prime is 74017111721573. The reversal of 74017111721516 is 61512711171047.

It is a super-2 number, since 2×74017111721516² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9252138965186 + ... + 9252138965193.

It is an arithmetic number, because the mean of its divisors is an integer number (21588324252110).

Almost surely, 2^{74017111721516} is an apocalyptic number.

It is an amenable number.

74017111721516 is a deficient number, since it is larger than the sum of its proper divisors (55512833791144).

74017111721516 is a wasteful number, since it uses less digits than its factorization.

74017111721516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18504277930383 (or 18504277930381 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 44.

The spelling of 74017111721516 in words is "seventy-four trillion, seventeen billion, one hundred eleven million, seven hundred twenty-one thousand, five hundred sixteen".