139014012515 has 16 divisors (see below), whose sum is σ = 191056050432. Its totient is φ = 95119763424.

The previous prime is 139014012499. The next prime is 139014012539. The reversal of 139014012515 is 515210410931.

It is not a de Polignac number, because 139014012515 - 2⁴ = 139014012499 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4236149 + ... + 4268838.

It is an arithmetic number, because the mean of its divisors is an integer number (11941003152).

Almost surely, 2^139014012515 is an apocalyptic number.

139014012515 is a deficient number, since it is larger than the sum of its proper divisors (52042037917).

139014012515 is an equidigital number, since it uses as much as digits as its factorization.

139014012515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8505466.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 139014012515 in words is "one hundred thirty-nine billion, fourteen million, twelve thousand, five hundred fifteen".