1903426124198 has 8 divisors (see below), whose sum is σ = 2884573611192. Its totient is φ = 941901587136.

The previous prime is 1903426124191. The next prime is 1903426124269. The reversal of 1903426124198 is 8914216243091.

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

It is a super-2 number, since 2×1903426124198² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1903426124191) 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, 4905737240 + ... + 4905737627.

It is an arithmetic number, because the mean of its divisors is an integer number (360571701399).

Almost surely, 2^{1903426124198} is an apocalyptic number.

1903426124198 is a deficient number, since it is larger than the sum of its proper divisors (981147486994).

1903426124198 is an equidigital number, since it uses as much as digits as its factorization.

1903426124198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9811474966.

The product of its (nonzero) digits is 746496, while the sum is 50.

The spelling of 1903426124198 in words is "one trillion, nine hundred three billion, four hundred twenty-six million, one hundred twenty-four thousand, one hundred ninety-eight".