2400142501 has 8 divisors (see below), whose sum is σ = 2603311704. Its totient is φ = 2203860480.

The previous prime is 2400142469. The next prime is 2400142517. The reversal of 2400142501 is 1052410042.

It can be written as a sum of positive squares in 4 ways, for example, as 5997601 + 2394144900 = 2449^2 + 48930^2 .

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 2400142501 - 2⁵ = 2400142469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400142201) 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, 1721070 + ... + 1722463.

It is an arithmetic number, because the mean of its divisors is an integer number (325413963).

Almost surely, 2^2400142501 is an apocalyptic number.

It is an amenable number.

2400142501 is a deficient number, since it is larger than the sum of its proper divisors (203169203).

2400142501 is a wasteful number, since it uses less digits than its factorization.

2400142501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443591.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2400142501 is about 48991.2492288164. The cubic root of 2400142501 is about 1338.8923982135.

Adding to 2400142501 its reverse (1052410042), we get a palindrome (3452552543).

The spelling of 2400142501 in words is "two billion, four hundred million, one hundred forty-two thousand, five hundred one".