1390000137650 has 24 divisors (see below), whose sum is σ = 2585636763120. Its totient is φ = 555949193360.

The previous prime is 1390000137649. The next prime is 1390000137707. The reversal of 1390000137650 is 567310000931.

It is a self number, because there is not a number n which added to its sum of digits gives 1390000137650.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 717104 + ... + 1815003.

It is an arithmetic number, because the mean of its divisors is an integer number (107734865130).

Almost surely, 2^{1390000137650} is an apocalyptic number.

1390000137650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1390000137650 is a deficient number, since it is larger than the sum of its proper divisors (1195636625470).

1390000137650 is a wasteful number, since it uses less digits than its factorization.

1390000137650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2543098 (or 2543093 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 35.

The spelling of 1390000137650 in words is "one trillion, three hundred ninety billion, one hundred thirty-seven thousand, six hundred fifty".