45148135851 has 48 divisors (see below), whose sum is σ = 80475682560. Its totient is φ = 23751403200.

The previous prime is 45148135847. The next prime is 45148135853. The reversal of 45148135851 is 15853184154.

45148135851 is a `hidden beast` number, since 4 + 51 + 4 + 8 + 13 + 585 + 1 = 666.

It is not a de Polignac number, because 45148135851 - 2² = 45148135847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45148135797 and 45148135806.

It is not an unprimeable number, because it can be changed into a prime (45148135853) 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, 237676 + ... + 383126.

It is an arithmetic number, because the mean of its divisors is an integer number (1676576720).

Almost surely, 2^45148135851 is an apocalyptic number.

45148135851 is a deficient number, since it is larger than the sum of its proper divisors (35327546709).

45148135851 is a wasteful number, since it uses less digits than its factorization.

45148135851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145856 (or 145853 counting only the distinct ones).

The product of its digits is 384000, while the sum is 45.

The spelling of 45148135851 in words is "forty-five billion, one hundred forty-eight million, one hundred thirty-five thousand, eight hundred fifty-one".