1387506320007 has 8 divisors (see below), whose sum is σ = 1900008654576. Its totient is φ = 900004099392.

The previous prime is 1387506320003. The next prime is 1387506320009. The reversal of 1387506320007 is 7000236057831.

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

It is not a de Polignac number, because 1387506320007 - 2² = 1387506320003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1387506320003) 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, 6250028358 + ... + 6250028579.

It is an arithmetic number, because the mean of its divisors is an integer number (237501081822).

Almost surely, 2^{1387506320007} is an apocalyptic number.

1387506320007 is a deficient number, since it is larger than the sum of its proper divisors (512502334569).

1387506320007 is a wasteful number, since it uses less digits than its factorization.

1387506320007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12500056977.

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 1387506320007 in words is "one trillion, three hundred eighty-seven billion, five hundred six million, three hundred twenty thousand, seven".