139134253467 has 24 divisors (see below), whose sum is σ = 214981912512. Its totient is φ = 79363561600.

The previous prime is 139134253463. The next prime is 139134253477. The reversal of 139134253467 is 764352431931.

It is not a de Polignac number, because 139134253467 - 2² = 139134253463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (139134253463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7284909 + ... + 7303982.

It is an arithmetic number, because the mean of its divisors is an integer number (8957579688).

Almost surely, 2^139134253467 is an apocalyptic number.

139134253467 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

139134253467 is a deficient number, since it is larger than the sum of its proper divisors (75847659045).

139134253467 is a wasteful number, since it uses less digits than its factorization.

139134253467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14588939 (or 14588922 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 48.

The spelling of 139134253467 in words is "one hundred thirty-nine billion, one hundred thirty-four million, two hundred fifty-three thousand, four hundred sixty-seven".