137377405200346 has 4 divisors (see below), whose sum is σ = 206066107800522. Its totient is φ = 68688702600172.

The previous prime is 137377405200251. The next prime is 137377405200377. The reversal of 137377405200346 is 643002504773731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 137092367736025 + 285037464321 = 11708645^2 + 533889^2 .

It is a junction number, because it is equal to n+sod(n) for n = 137377405200293 and 137377405200302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34344351300085 + ... + 34344351300088.

Almost surely, 2^{137377405200346} is an apocalyptic number.

137377405200346 is a deficient number, since it is larger than the sum of its proper divisors (68688702600176).

137377405200346 is an equidigital number, since it uses as much as digits as its factorization.

137377405200346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68688702600175.

The product of its (nonzero) digits is 8890560, while the sum is 52.

The spelling of 137377405200346 in words is "one hundred thirty-seven trillion, three hundred seventy-seven billion, four hundred five million, two hundred thousand, three hundred forty-six".