127784733780514 has 16 divisors (see below), whose sum is σ = 191752270813440. Its totient is φ = 63867314905200.

The previous prime is 127784733780491. The next prime is 127784733780637. The reversal of 127784733780514 is 415087337487721.

It is a super-2 number, since 2×127784733780514² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 127784733780514.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53108239 + ... + 55462189.

It is an arithmetic number, because the mean of its divisors is an integer number (11984516925840).

Almost surely, 2^{127784733780514} is an apocalyptic number.

127784733780514 is a deficient number, since it is larger than the sum of its proper divisors (63967537032926).

127784733780514 is a wasteful number, since it uses less digits than its factorization.

127784733780514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364585.

The product of its (nonzero) digits is 221276160, while the sum is 67.

The spelling of 127784733780514 in words is "one hundred twenty-seven trillion, seven hundred eighty-four billion, seven hundred thirty-three million, seven hundred eighty thousand, five hundred fourteen".