139273452000 has 768 divisors, whose sum is σ = 554318069760. Its totient is φ = 33813504000.

The previous prime is 139273451957. The next prime is 139273452001. The reversal of 139273452000 is 254372931.

139273452000 is a `hidden beast` number, since 13 + 92 + 7 + 34 + 520 + 0 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139273452001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 56914777 + ... + 56917223.

It is an arithmetic number, because the mean of its divisors is an integer number (721768320).

Almost surely, 2^139273452000 is an apocalyptic number.

139273452000 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 139273452000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277159034880).

139273452000 is an abundant number, since it is smaller than the sum of its proper divisors (415044617760).

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

139273452000 is a wasteful number, since it uses less digits than its factorization.

139273452000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529 (or 2505 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 139273452000 in words is "one hundred thirty-nine billion, two hundred seventy-three million, four hundred fifty-two thousand".