139670987433 has 8 divisors (see below), whose sum is σ = 186229885728. Its totient is φ = 93113040384.

The previous prime is 139670987399. The next prime is 139670987441. The reversal of 139670987433 is 334789076931.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 139670987433 - 2¹² = 139670983337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (139675987433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244585 + ... + 582377.

It is an arithmetic number, because the mean of its divisors is an integer number (23278735716).

Almost surely, 2^139670987433 is an apocalyptic number.

It is an amenable number.

139670987433 is a deficient number, since it is larger than the sum of its proper divisors (46558898295).

139670987433 is a wasteful number, since it uses less digits than its factorization.

139670987433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475623.

The product of its (nonzero) digits is 20575296, while the sum is 60.

The spelling of 139670987433 in words is "one hundred thirty-nine billion, six hundred seventy million, nine hundred eighty-seven thousand, four hundred thirty-three".