1238499201050 has 48 divisors (see below), whose sum is σ = 2417194664640. Its totient is φ = 471213219840.

The previous prime is 1238499201047. The next prime is 1238499201053. The reversal of 1238499201050 is 501029948321.

It is an interprime number because it is at equal distance from previous prime (1238499201047) and next prime (1238499201053).

It is a super-2 number, since 2×1238499201050² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1238499200992 and 1238499201010.

It is not an unprimeable number, because it can be changed into a prime (1238499201053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2802407 + ... + 3214106.

It is an arithmetic number, because the mean of its divisors is an integer number (50358222180).

Almost surely, 2^{1238499201050} is an apocalyptic number.

1238499201050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1238499201050 is a deficient number, since it is larger than the sum of its proper divisors (1178695463590).

1238499201050 is a wasteful number, since it uses less digits than its factorization.

1238499201050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6016727 (or 6016722 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 1238499201050 in words is "one trillion, two hundred thirty-eight billion, four hundred ninety-nine million, two hundred one thousand, fifty".