139088826802 has 4 divisors (see below), whose sum is σ = 208633240206. Its totient is φ = 69544413400.

The previous prime is 139088826787. The next prime is 139088826839. The reversal of 139088826802 is 208628880931.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 99667121401 + 39421705401 = 315701^2 + 198549^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34772206699 + ... + 34772206702.

Almost surely, 2^139088826802 is an apocalyptic number.

139088826802 is a deficient number, since it is larger than the sum of its proper divisors (69544413404).

139088826802 is an equidigital number, since it uses as much as digits as its factorization.

139088826802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69544413403.

The product of its (nonzero) digits is 2654208, while the sum is 55.

The spelling of 139088826802 in words is "one hundred thirty-nine billion, eighty-eight million, eight hundred twenty-six thousand, eight hundred two".