137665050 has 24 divisors (see below), whose sum is σ = 341409696. Its totient is φ = 36710640.

The previous prime is 137665037. The next prime is 137665063. The reversal of 137665050 is 50566731.

It is an interprime number because it is at equal distance from previous prime (137665037) and next prime (137665063).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 458734 + ... + 459033.

It is an arithmetic number, because the mean of its divisors is an integer number (14225404).

Almost surely, 2^137665050 is an apocalyptic number.

137665050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137665050 is an abundant number, since it is smaller than the sum of its proper divisors (203744646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137665050 is a wasteful number, since it uses less digits than its factorization.

137665050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917782 (or 917777 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 137665050 is about 11733.0750445056. The cubic root of 137665050 is about 516.3464937363.

The spelling of 137665050 in words is "one hundred thirty-seven million, six hundred sixty-five thousand, fifty".