5812645542 has 64 divisors (see below), whose sum is σ = 13590146304. Its totient is φ = 1637795840.

The previous prime is 5812645541. The next prime is 5812645543. The reversal of 5812645542 is 2455462185.

It is an interprime number because it is at equal distance from previous prime (5812645541) and next prime (5812645543).

It is a super-4 number, since 4×5812645542⁴ (a number of 40 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5812645494 and 5812645503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5812645541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61918 + ... + 124334.

It is an arithmetic number, because the mean of its divisors is an integer number (212346036).

Almost surely, 2^5812645542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5812645542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6795073152).

5812645542 is an abundant number, since it is smaller than the sum of its proper divisors (7777500762).

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

5812645542 is a wasteful number, since it uses less digits than its factorization.

5812645542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62533.

The product of its digits is 384000, while the sum is 42.

The square root of 5812645542 is about 76240.7079059475. The cubic root of 5812645542 is about 1798.0065938388.

The spelling of 5812645542 in words is "five billion, eight hundred twelve million, six hundred forty-five thousand, five hundred forty-two".