137513887766 has 8 divisors (see below), whose sum is σ = 206273398800. Its totient is φ = 68756088168.

The previous prime is 137513887759. The next prime is 137513887789. The reversal of 137513887766 is 667788315731.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 137513887699 and 137513887708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203441 + ... + 562508.

It is an arithmetic number, because the mean of its divisors is an integer number (25784174850).

Almost surely, 2^137513887766 is an apocalyptic number.

137513887766 is a deficient number, since it is larger than the sum of its proper divisors (68759511034).

137513887766 is an equidigital number, since it uses as much as digits as its factorization.

137513887766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855718.

The product of its digits is 35562240, while the sum is 62.

The spelling of 137513887766 in words is "one hundred thirty-seven billion, five hundred thirteen million, eight hundred eighty-seven thousand, seven hundred sixty-six".