139033663290 has 72 divisors (see below), whose sum is σ = 366508506780. Its totient is φ = 36567631872.

The previous prime is 139033663261. The next prime is 139033663333. The reversal of 139033663290 is 92366330931.

139033663290 is a `hidden beast` number, since 1 + 3 + 9 + 0 + 3 + 3 + 6 + 632 + 9 + 0 = 666.

139033663290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 36575415009 + 102458248281 = 191247^2 + 320091^2 .

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 (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 334666 + ... + 624554.

Almost surely, 2^139033663290 is an apocalyptic number.

139033663290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 139033663290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183254253390).

139033663290 is an abundant number, since it is smaller than the sum of its proper divisors (227474843490).

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

139033663290 is a wasteful number, since it uses less digits than its factorization.

139033663290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290048 (or 289972 counting only the distinct ones).

The product of its (nonzero) digits is 472392, while the sum is 45.

The spelling of 139033663290 in words is "one hundred thirty-nine billion, thirty-three million, six hundred sixty-three thousand, two hundred ninety".