190233418425 has 24 divisors (see below), whose sum is σ = 314670648480. Its totient is φ = 101408985600.

The previous prime is 190233418367. The next prime is 190233418429. The reversal of 190233418425 is 524814332091.

It is a happy number.

It is not a de Polignac number, because 190233418425 - 2²⁰ = 190232369849 is a prime.

It is a super-2 number, since 2×190233418425² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (190233418429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453355 + ... + 765504.

It is an arithmetic number, because the mean of its divisors is an integer number (13111277020).

Almost surely, 2^190233418425 is an apocalyptic number.

190233418425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

190233418425 is a deficient number, since it is larger than the sum of its proper divisors (124437230055).

190233418425 is a wasteful number, since it uses less digits than its factorization.

190233418425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220953 (or 1220948 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 190233418425 in words is "one hundred ninety billion, two hundred thirty-three million, four hundred eighteen thousand, four hundred twenty-five".