138776277514 has 64 divisors (see below), whose sum is σ = 265679481600. Its totient is φ = 52925764608.

The previous prime is 138776277509. The next prime is 138776277583. The reversal of 138776277514 is 415772677831.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2271552 + ... + 2331844.

It is an arithmetic number, because the mean of its divisors is an integer number (4151241900).

Almost surely, 2^138776277514 is an apocalyptic number.

138776277514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

138776277514 is a deficient number, since it is larger than the sum of its proper divisors (126903204086).

138776277514 is a wasteful number, since it uses less digits than its factorization.

138776277514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60847.

The product of its digits is 13829760, while the sum is 58.

The spelling of 138776277514 in words is "one hundred thirty-eight billion, seven hundred seventy-six million, two hundred seventy-seven thousand, five hundred fourteen".