100273485340 has 144 divisors (see below), whose sum is σ = 259496002080. Its totient is φ = 32361638400.

The previous prime is 100273485337. The next prime is 100273485353. The reversal of 100273485340 is 43584372001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 100273485340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2906190 + ... + 2940490.

It is an arithmetic number, because the mean of its divisors is an integer number (1802055570).

Almost surely, 2^100273485340 is an apocalyptic number.

100273485340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100273485340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129748001040).

100273485340 is an abundant number, since it is smaller than the sum of its proper divisors (159222516740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100273485340 is a wasteful number, since it uses less digits than its factorization.

100273485340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34500 (or 34491 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 100273485340 in words is "one hundred billion, two hundred seventy-three million, four hundred eighty-five thousand, three hundred forty".