137957737946 has 32 divisors (see below), whose sum is σ = 237504960000. Its totient is φ = 58873591296.

The previous prime is 137957737903. The next prime is 137957737949. The reversal of 137957737946 is 649737759731.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (137957737949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5109935 + ... + 5136861.

It is an arithmetic number, because the mean of its divisors is an integer number (7422030000).

Almost surely, 2^137957737946 is an apocalyptic number.

137957737946 is a deficient number, since it is larger than the sum of its proper divisors (99547222054).

137957737946 is a wasteful number, since it uses less digits than its factorization.

137957737946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28478.

The product of its digits is 210039480, while the sum is 68.

The spelling of 137957737946 in words is "one hundred thirty-seven billion, nine hundred fifty-seven million, seven hundred thirty-seven thousand, nine hundred forty-six".