4345845501870 has 64 divisors (see below), whose sum is σ = 11589736438080. Its totient is φ = 1158810624000.

The previous prime is 4345845501691. The next prime is 4345845501923. The reversal of 4345845501870 is 781055485434.

It is a happy number.

4345845501870 is a `hidden beast` number, since 4 + 3 + 4 + 5 + 8 + 4 + 550 + 1 + 87 + 0 = 666.

It is a super-2 number, since 2×4345845501870² (a number of 26 digits) contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3329430 + ... + 4447110.

It is an arithmetic number, because the mean of its divisors is an integer number (181089631845).

Almost surely, 2^{4345845501870} is an apocalyptic number.

4345845501870 is an abundant number, since it is smaller than the sum of its proper divisors (7243890936210).

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

4345845501870 is a wasteful number, since it uses less digits than its factorization.

4345845501870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132098 (or 1132092 counting only the distinct ones).

The product of its (nonzero) digits is 10752000, while the sum is 54.

The spelling of 4345845501870 in words is "four trillion, three hundred forty-five billion, eight hundred forty-five million, five hundred one thousand, eight hundred seventy".