900424135331 has 4 divisors (see below), whose sum is σ = 1029056154672. Its totient is φ = 771792115992.

The previous prime is 900424135313. The next prime is 900424135343. The reversal of 900424135331 is 133531424009.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 900424135331 - 2¹⁸ = 900423873187 is a prime.

It is a super-2 number, since 2×900424135331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 900424135291 and 900424135300.

It is not an unprimeable number, because it can be changed into a prime (900424135361) 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, 64316009660 + ... + 64316009673.

It is an arithmetic number, because the mean of its divisors is an integer number (257264038668).

Almost surely, 2^900424135331 is an apocalyptic number.

900424135331 is a deficient number, since it is larger than the sum of its proper divisors (128632019341).

900424135331 is a wasteful number, since it uses less digits than its factorization.

900424135331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128632019340.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 900424135331 in words is "nine hundred billion, four hundred twenty-four million, one hundred thirty-five thousand, three hundred thirty-one".