1218903023763 has 48 divisors (see below), whose sum is σ = 1836158207520. Its totient is φ = 778505126400.

The previous prime is 1218903023759. The next prime is 1218903023797. The reversal of 1218903023763 is 3673203098121.

It is not a de Polignac number, because 1218903023763 - 2² = 1218903023759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1218903023753) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13753848 + ... + 13842186.

It is an arithmetic number, because the mean of its divisors is an integer number (38253295990).

Almost surely, 2^{1218903023763} is an apocalyptic number.

1218903023763 is a deficient number, since it is larger than the sum of its proper divisors (617255183757).

1218903023763 is a wasteful number, since it uses less digits than its factorization.

1218903023763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89060 (or 89057 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 1218903023763 in words is "one trillion, two hundred eighteen billion, nine hundred three million, twenty-three thousand, seven hundred sixty-three".