2520042154 has 16 divisors (see below), whose sum is σ = 4358305728. Its totient is φ = 1070459712.

The previous prime is 2520042149. The next prime is 2520042157. The reversal of 2520042154 is 4512400252.

It is a super-2 number, since 2×2520042154² = 12701224915873919432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2520042157) 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, 794892 + ... + 798055.

It is an arithmetic number, because the mean of its divisors is an integer number (272394108).

Almost surely, 2^2520042154 is an apocalyptic number.

2520042154 is a deficient number, since it is larger than the sum of its proper divisors (1838263574).

2520042154 is a wasteful number, since it uses less digits than its factorization.

2520042154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593069.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 2520042154 is about 50200.0214541787. The cubic root of 2520042154 is about 1360.8260109711.

The spelling of 2520042154 in words is "two billion, five hundred twenty million, forty-two thousand, one hundred fifty-four".