1264150280050 has 48 divisors (see below), whose sum is σ = 2687517844992. Its totient is φ = 433375286400.

The previous prime is 1264150280033. The next prime is 1264150280069. The reversal of 1264150280050 is 500820514621.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1264150279988 and 1264150280015.

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, 3064894 + ... + 3452806.

It is an arithmetic number, because the mean of its divisors is an integer number (55989955104).

Almost surely, 2^{1264150280050} is an apocalyptic number.

1264150280050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1264150280050 is an abundant number, since it is smaller than the sum of its proper divisors (1423367564942).

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

1264150280050 is a wasteful number, since it uses less digits than its factorization.

1264150280050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397243 (or 397238 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

Adding to 1264150280050 its reverse (500820514621), we get a palindrome (1764970794671).

The spelling of 1264150280050 in words is "one trillion, two hundred sixty-four billion, one hundred fifty million, two hundred eighty thousand, fifty".