1387527752516 has 24 divisors (see below), whose sum is σ = 2494728692736. Its totient is φ = 674762093280.

The previous prime is 1387527752489. The next prime is 1387527752519. The reversal of 1387527752516 is 6152577257831.

It is not an unprimeable number, because it can be changed into a prime (1387527752519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1346870 + ... + 2142221.

It is an arithmetic number, because the mean of its divisors is an integer number (103947028864).

Almost surely, 2^{1387527752516} is an apocalyptic number.

It is an amenable number.

1387527752516 is a deficient number, since it is larger than the sum of its proper divisors (1107200940220).

1387527752516 is a wasteful number, since it uses less digits than its factorization.

1387527752516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3491819 (or 3491817 counting only the distinct ones).

The product of its digits is 24696000, while the sum is 59.

The spelling of 1387527752516 in words is "one trillion, three hundred eighty-seven billion, five hundred twenty-seven million, seven hundred fifty-two thousand, five hundred sixteen".