190042055794 has 32 divisors (see below), whose sum is σ = 299556423936. Its totient is φ = 90249392640.

The previous prime is 190042055761. The next prime is 190042055839. The reversal of 190042055794 is 497550240091.

It is a super-2 number, since 2×190042055794² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7492654 + ... + 7517974.

It is an arithmetic number, because the mean of its divisors is an integer number (9361138248).

Almost surely, 2^190042055794 is an apocalyptic number.

190042055794 is a deficient number, since it is larger than the sum of its proper divisors (109514368142).

190042055794 is a wasteful number, since it uses less digits than its factorization.

190042055794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26490.

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 190042055794 in words is "one hundred ninety billion, forty-two million, fifty-five thousand, seven hundred ninety-four".