2064237551538 has 64 divisors (see below), whose sum is σ = 4188961308672. Its totient is φ = 678069161280.

The previous prime is 2064237551449. The next prime is 2064237551557. The reversal of 2064237551538 is 8351557324602.

It is a super-2 number, since 2×2064237551538² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 485358220 + ... + 485362472.

It is an arithmetic number, because the mean of its divisors is an integer number (65452520448).

Almost surely, 2^{2064237551538} is an apocalyptic number.

2064237551538 is an abundant number, since it is smaller than the sum of its proper divisors (2124723757134).

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

2064237551538 is a wasteful number, since it uses less digits than its factorization.

2064237551538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8159.

The product of its (nonzero) digits is 6048000, while the sum is 51.

The spelling of 2064237551538 in words is "two trillion, sixty-four billion, two hundred thirty-seven million, five hundred fifty-one thousand, five hundred thirty-eight".