4012201551 has 8 divisors (see below), whose sum is σ = 5424948864. Its totient is φ = 2637127640.

The previous prime is 4012201547. The next prime is 4012201607. The reversal of 4012201551 is 1551022104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4012201551 - 2² = 4012201547 is a prime.

It is a super-2 number, since 2×4012201551² = 32195522571693611202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012201541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9418101 + ... + 9418526.

It is an arithmetic number, because the mean of its divisors is an integer number (678118608).

Almost surely, 2^4012201551 is an apocalyptic number.

4012201551 is a deficient number, since it is larger than the sum of its proper divisors (1412747313).

4012201551 is a wasteful number, since it uses less digits than its factorization.

4012201551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18836701.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 4012201551 is about 63341.9414842962. The cubic root of 4012201551 is about 1589.0134764790.

Adding to 4012201551 its reverse (1551022104), we get a palindrome (5563223655).

The spelling of 4012201551 in words is "four billion, twelve million, two hundred one thousand, five hundred fifty-one".