190463154049 has 4 divisors (see below), whose sum is σ = 217672176064. Its totient is φ = 163254132036.

The previous prime is 190463154023. The next prime is 190463154061. The reversal of 190463154049 is 940451364091.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 190463154049 - 2¹⁹ = 190462629761 is a prime.

It is a super-3 number, since 3×190463154049³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (190463154149) 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, 13604510997 + ... + 13604511010.

It is an arithmetic number, because the mean of its divisors is an integer number (54418044016).

Almost surely, 2^190463154049 is an apocalyptic number.

It is an amenable number.

190463154049 is a deficient number, since it is larger than the sum of its proper divisors (27209022015).

190463154049 is an equidigital number, since it uses as much as digits as its factorization.

190463154049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27209022014.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 190463154049 in words is "one hundred ninety billion, four hundred sixty-three million, one hundred fifty-four thousand, forty-nine".