2064990137 has 8 divisors (see below), whose sum is σ = 2380874496. Its totient is φ = 1754327232.

The previous prime is 2064990127. The next prime is 2064990143. The reversal of 2064990137 is 7310994602.

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

It is not a de Polignac number, because 2064990137 - 2¹⁴ = 2064973753 is a prime.

It is a super-4 number, since 4×2064990137⁴ (a number of 38 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2064990094 and 2064990103.

It is not an unprimeable number, because it can be changed into a prime (2064990127) 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, 1304513 + ... + 1306094.

It is an arithmetic number, because the mean of its divisors is an integer number (297609312).

Almost surely, 2^2064990137 is an apocalyptic number.

It is an amenable number.

2064990137 is a deficient number, since it is larger than the sum of its proper divisors (315884359).

2064990137 is a wasteful number, since it uses less digits than its factorization.

2064990137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610727.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 2064990137 is about 45442.1625475725. The cubic root of 2064990137 is about 1273.4229147539.

The spelling of 2064990137 in words is "two billion, sixty-four million, nine hundred ninety thousand, one hundred thirty-seven".