4025156620 has 24 divisors (see below), whose sum is σ = 8539975584. Its totient is φ = 1593463296.

The previous prime is 4025156617. The next prime is 4025156621. The reversal of 4025156620 is 266515204.

4025156620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4025156621) 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, 1035472 + ... + 1039351.

It is an arithmetic number, because the mean of its divisors is an integer number (355832316).

Almost surely, 2^4025156620 is an apocalyptic number.

It is an amenable number.

4025156620 is an abundant number, since it is smaller than the sum of its proper divisors (4514818964).

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

4025156620 is a wasteful number, since it uses less digits than its factorization.

4025156620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074929 (or 2074927 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 4025156620 is about 63444.1220287585. The cubic root of 4025156620 is about 1590.7219036381.

The spelling of 4025156620 in words is "four billion, twenty-five million, one hundred fifty-six thousand, six hundred twenty".