19038042040630 has 8 divisors (see below), whose sum is σ = 34268475673152. Its totient is φ = 7615216816248.

The previous prime is 19038042040627. The next prime is 19038042040637. The reversal of 19038042040630 is 3604024083091.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19038042040637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951902102022 + ... + 951902102041.

It is an arithmetic number, because the mean of its divisors is an integer number (4283559459144).

Almost surely, 2^{19038042040630} is an apocalyptic number.

19038042040630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19038042040630 is a deficient number, since it is larger than the sum of its proper divisors (15230433632522).

19038042040630 is a wasteful number, since it uses less digits than its factorization.

19038042040630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903804204070.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 19038042040630 in words is "nineteen trillion, thirty-eight billion, forty-two million, forty thousand, six hundred thirty".