1465112771442 has 24 divisors (see below), whose sum is σ = 3174448537260. Its totient is φ = 488365149600.

The previous prime is 1465112771407. The next prime is 1465112771453. The reversal of 1465112771442 is 2441772115641.

It is a happy number.

1465112771442 is a `hidden beast` number, since 1 + 4 + 6 + 511 + 27 + 71 + 4 + 42 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1379006324721 + 86106446721 = 1174311^2 + 293439^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1252284 + ... + 2120952.

Almost surely, 2^{1465112771442} is an apocalyptic number.

1465112771442 is an abundant number, since it is smaller than the sum of its proper divisors (1709335765818).

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

1465112771442 is a wasteful number, since it uses less digits than its factorization.

1465112771442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962378 (or 962375 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

It can be divided in two parts, 14651127 and 71442, that added together give a square (14722569 = 3837²).

The spelling of 1465112771442 in words is "one trillion, four hundred sixty-five billion, one hundred twelve million, seven hundred seventy-one thousand, four hundred forty-two".