1900457606329 has 8 divisors (see below), whose sum is σ = 1920166623648. Its totient is φ = 1880750970240.

The previous prime is 1900457606309. The next prime is 1900457606417. The reversal of 1900457606329 is 9236067540091.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1900457606329 is a prime.

It is a super-2 number, since 2×1900457606329² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1900457606309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1032114 + ... + 2205940.

It is an arithmetic number, because the mean of its divisors is an integer number (240020827956).

Almost surely, 2^{1900457606329} is an apocalyptic number.

It is an amenable number.

1900457606329 is a deficient number, since it is larger than the sum of its proper divisors (19709017319).

1900457606329 is a wasteful number, since it uses less digits than its factorization.

1900457606329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190615.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 1900457606329 in words is "one trillion, nine hundred billion, four hundred fifty-seven million, six hundred six thousand, three hundred twenty-nine".