273400650432 has 840 divisors, whose sum is σ = 1014627688800. Its totient is φ = 71269466112.

The previous prime is 273400650407. The next prime is 273400650463. The reversal of 273400650432 is 234056004372.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 668461044 + ... + 668461452.

Almost surely, 2^273400650432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273400650432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507313844400).

273400650432 is an abundant number, since it is smaller than the sum of its proper divisors (741227038368).

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

273400650432 is a wasteful number, since it uses less digits than its factorization.

273400650432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 273400650432 in words is "two hundred seventy-three billion, four hundred million, six hundred fifty thousand, four hundred thirty-two".