140726678400 has 1440 divisors, whose sum is σ = 653377087440. Its totient is φ = 29196288000.

The previous prime is 140726678387. The next prime is 140726678429. The reversal of 140726678400 is 4876627041.

It is a tau number, because it is divible by the number of its divisors (1440).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 219542080 + ... + 219542720.

Almost surely, 2^140726678400 is an apocalyptic number.

140726678400 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 140726678400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326688543720).

140726678400 is an abundant number, since it is smaller than the sum of its proper divisors (512650409040).

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

140726678400 is a wasteful number, since it uses less digits than its factorization.

140726678400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 140726678400 in words is "one hundred forty billion, seven hundred twenty-six million, six hundred seventy-eight thousand, four hundred".