1945860376137 has 8 divisors (see below), whose sum is σ = 2595543387360. Its totient is φ = 1296708807840.

The previous prime is 1945860376121. The next prime is 1945860376181. The reversal of 1945860376137 is 7316730685491.

It is a happy number.

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

It is not a de Polignac number, because 1945860376137 - 2⁴ = 1945860376121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1945860374137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132852187 + ... + 132866832.

It is an arithmetic number, because the mean of its divisors is an integer number (324442923420).

Almost surely, 2^{1945860376137} is an apocalyptic number.

It is an amenable number.

1945860376137 is a deficient number, since it is larger than the sum of its proper divisors (649683011223).

1945860376137 is a wasteful number, since it uses less digits than its factorization.

1945860376137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265721463.

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 1945860376137 in words is "one trillion, nine hundred forty-five billion, eight hundred sixty million, three hundred seventy-six thousand, one hundred thirty-seven".