1812762451148 has 48 divisors (see below), whose sum is σ = 3526294818816. Its totient is φ = 808374240960.

The previous prime is 1812762451147. The next prime is 1812762451153. The reversal of 1812762451148 is 8411542672181.

It is a super-2 number, since 2×1812762451148² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1812762451096 and 1812762451105.

It is not an unprimeable number, because it can be changed into a prime (1812762451147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45227765 + ... + 45267827.

It is an arithmetic number, because the mean of its divisors is an integer number (73464475392).

Almost surely, 2^{1812762451148} is an apocalyptic number.

It is an amenable number.

1812762451148 is a deficient number, since it is larger than the sum of its proper divisors (1713532367668).

1812762451148 is a wasteful number, since it uses less digits than its factorization.

1812762451148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59534 (or 59532 counting only the distinct ones).

The product of its digits is 860160, while the sum is 50.

The spelling of 1812762451148 in words is "one trillion, eight hundred twelve billion, seven hundred sixty-two million, four hundred fifty-one thousand, one hundred forty-eight".