1007386750642 has 4 divisors (see below), whose sum is σ = 1511080125966. Its totient is φ = 503693375320.

The previous prime is 1007386750639. The next prime is 1007386750663. The reversal of 1007386750642 is 2460576837001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 668533534321 + 338853216321 = 817639^2 + 582111^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251846687659 + ... + 251846687662.

Almost surely, 2^{1007386750642} is an apocalyptic number.

1007386750642 is a deficient number, since it is larger than the sum of its proper divisors (503693375324).

1007386750642 is an equidigital number, since it uses as much as digits as its factorization.

1007386750642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503693375323.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 1007386750642 in words is "one trillion, seven billion, three hundred eighty-six million, seven hundred fifty thousand, six hundred forty-two".