4151212040 has 64 divisors (see below), whose sum is σ = 10009820160. Its totient is φ = 1545350400.

The previous prime is 4151212033. The next prime is 4151212061. The reversal of 4151212040 is 402121514.

It is a happy number.

It is a super-2 number, since 2×4151212040² = 34465122802081923200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26936 + ... + 95015.

It is an arithmetic number, because the mean of its divisors is an integer number (156403440).

Almost surely, 2^4151212040 is an apocalyptic number.

4151212040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4151212040 is an abundant number, since it is smaller than the sum of its proper divisors (5858608120).

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

4151212040 is a wasteful number, since it uses less digits than its factorization.

4151212040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122022 (or 122018 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 4151212040 is about 64429.9002016921. The cubic root of 4151212040 is about 1607.1570057666.

Adding to 4151212040 its reverse (402121514), we get a palindrome (4553333554).

The spelling of 4151212040 in words is "four billion, one hundred fifty-one million, two hundred twelve thousand, forty".