2650561557050 has 96 divisors (see below), whose sum is σ = 5470100498304. Its totient is φ = 947513088000.

The previous prime is 2650561557031. The next prime is 2650561557071. The reversal of 2650561557050 is 507551650562.

It is a super-2 number, since 2×2650561557050² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2650561556986 and 2650561557004.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7590290 + ... + 7931810.

It is an arithmetic number, because the mean of its divisors is an integer number (56980213524).

Almost surely, 2^{2650561557050} is an apocalyptic number.

2650561557050 is an abundant number, since it is smaller than the sum of its proper divisors (2819538941254).

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

2650561557050 is a wasteful number, since it uses less digits than its factorization.

2650561557050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341784 (or 341779 counting only the distinct ones).

The product of its (nonzero) digits is 1575000, while the sum is 47.

The spelling of 2650561557050 in words is "two trillion, six hundred fifty billion, five hundred sixty-one million, five hundred fifty-seven thousand, fifty".