4020551652 has 48 divisors (see below), whose sum is σ = 10106936000. Its totient is φ = 1236601728.

The previous prime is 4020551651. The next prime is 4020551657. The reversal of 4020551652 is 2561550204.

It is not an unprimeable number, because it can be changed into a prime (4020551651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696474 + ... + 702222.

Almost surely, 2^4020551652 is an apocalyptic number.

It is an amenable number.

4020551652 is an abundant number, since it is smaller than the sum of its proper divisors (6086384348).

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

4020551652 is a wasteful number, since it uses less digits than its factorization.

4020551652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10252 (or 10250 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 4020551652 is about 63407.8201170802. The cubic root of 4020551652 is about 1590.1150519966.

The spelling of 4020551652 in words is "four billion, twenty million, five hundred fifty-one thousand, six hundred fifty-two".