1004137801950 has 24 divisors (see below), whose sum is σ = 2490261749208. Its totient is φ = 267770080480.

The previous prime is 1004137801937. The next prime is 1004137802009. The reversal of 1004137801950 is 591087314001.

It is a junction number, because it is equal to n+sod(n) for n = 1004137801899 and 1004137801908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3347125857 + ... + 3347126156.

It is an arithmetic number, because the mean of its divisors is an integer number (103760906217).

Almost surely, 2^{1004137801950} is an apocalyptic number.

1004137801950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1004137801950 is an abundant number, since it is smaller than the sum of its proper divisors (1486123947258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1004137801950 is a wasteful number, since it uses less digits than its factorization.

1004137801950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6694252028 (or 6694252023 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 39.

The spelling of 1004137801950 in words is "one trillion, four billion, one hundred thirty-seven million, eight hundred one thousand, nine hundred fifty".