2161462523650 has 48 divisors (see below), whose sum is σ = 4058886214656. Its totient is φ = 856314486720.

The previous prime is 2161462523639. The next prime is 2161462523707. The reversal of 2161462523650 is 563252641612.

It is a super-2 number, since 2×2161462523650² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2161462523597 and 2161462523606.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3437512 + ... + 4017388.

It is an arithmetic number, because the mean of its divisors is an integer number (84560129472).

Almost surely, 2^{2161462523650} is an apocalyptic number.

2161462523650 is a deficient number, since it is larger than the sum of its proper divisors (1897423691006).

2161462523650 is a wasteful number, since it uses less digits than its factorization.

2161462523650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580603 (or 580598 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 2161462523650 in words is "two trillion, one hundred sixty-one billion, four hundred sixty-two million, five hundred twenty-three thousand, six hundred fifty".