845426487132 has 24 divisors (see below), whose sum is σ = 2191846448400. Its totient is φ = 281808829008.

The previous prime is 845426487121. The next prime is 845426487133. The reversal of 845426487132 is 231784624548.

845426487132 is a `hidden beast` number, since 8 + 4 + 5 + 4 + 26 + 487 + 132 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845426487133) 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, 3914011407 + ... + 3914011622.

It is an arithmetic number, because the mean of its divisors is an integer number (91326935350).

Almost surely, 2^845426487132 is an apocalyptic number.

It is an amenable number.

845426487132 is an abundant number, since it is smaller than the sum of its proper divisors (1346419961268).

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

845426487132 is a wasteful number, since it uses less digits than its factorization.

845426487132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7828023042 (or 7828023034 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 54.

The spelling of 845426487132 in words is "eight hundred forty-five billion, four hundred twenty-six million, four hundred eighty-seven thousand, one hundred thirty-two".