138934764502407 has 12 divisors (see below), whose sum is σ = 202263734150400. Its totient is φ = 91893859985088.

The previous prime is 138934764502277. The next prime is 138934764502451. The reversal of 138934764502407 is 704205467439831.

138934764502407 is a `hidden beast` number, since 1 + 3 + 8 + 9 + 347 + 6 + 45 + 0 + 240 + 7 = 666.

It is not a de Polignac number, because 138934764502407 - 2¹⁰ = 138934764501383 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138934764500407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60776361282 + ... + 60776363567.

It is an arithmetic number, because the mean of its divisors is an integer number (16855311179200).

It is a 1-persistent number, because it is pandigital, but 2⋅138934764502407 = 277869529004814 is not.

Almost surely, 2^{138934764502407} is an apocalyptic number.

138934764502407 is a deficient number, since it is larger than the sum of its proper divisors (63328969647993).

138934764502407 is a wasteful number, since it uses less digits than its factorization.

138934764502407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121552724982 (or 121552724979 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 63.

The spelling of 138934764502407 in words is "one hundred thirty-eight trillion, nine hundred thirty-four billion, seven hundred sixty-four million, five hundred two thousand, four hundred seven".