1148464269788 has 24 divisors (see below), whose sum is σ = 2195880366960. Its totient is φ = 521229768320.

The previous prime is 1148464269781. The next prime is 1148464269809. The reversal of 1148464269788 is 8879624648411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148464269781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19957073 + ... + 20014536.

It is an arithmetic number, because the mean of its divisors is an integer number (91495015290).

Almost surely, 2^{1148464269788} is an apocalyptic number.

It is an amenable number.

1148464269788 is a deficient number, since it is larger than the sum of its proper divisors (1047416097172).

1148464269788 is a wasteful number, since it uses less digits than its factorization.

1148464269788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39972277 (or 39972275 counting only the distinct ones).

The product of its digits is 148635648, while the sum is 68.

The spelling of 1148464269788 in words is "one trillion, one hundred forty-eight billion, four hundred sixty-four million, two hundred sixty-nine thousand, seven hundred eighty-eight".