1518428622950 has 24 divisors (see below), whose sum is σ = 2826223808760. Its totient is φ = 606952832000.

The previous prime is 1518428622881. The next prime is 1518428622961. The reversal of 1518428622950 is 592268248151.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1518428622892 and 1518428622901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10392155 + ... + 10537254.

It is an arithmetic number, because the mean of its divisors is an integer number (117759325365).

Almost surely, 2^{1518428622950} is an apocalyptic number.

1518428622950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1518428622950 is a deficient number, since it is larger than the sum of its proper divisors (1307795185810).

1518428622950 is a wasteful number, since it uses less digits than its factorization.

1518428622950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20930872 (or 20930867 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 53.

The spelling of 1518428622950 in words is "one trillion, five hundred eighteen billion, four hundred twenty-eight million, six hundred twenty-two thousand, nine hundred fifty".