2542252122154 has 8 divisors (see below), whose sum is σ = 3856225129380. Its totient is φ = 1256843745696.

The previous prime is 2542252122139. The next prime is 2542252122173. The reversal of 2542252122154 is 4512212522452.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2394121817025 + 148130305129 = 1547295^2 + 384877^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7141157469 + ... + 7141157824.

Almost surely, 2^{2542252122154} is an apocalyptic number.

2542252122154 is a deficient number, since it is larger than the sum of its proper divisors (1313973007226).

2542252122154 is a wasteful number, since it uses less digits than its factorization.

2542252122154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14282315384.

The product of its digits is 128000, while the sum is 37.

The spelling of 2542252122154 in words is "two trillion, five hundred forty-two billion, two hundred fifty-two million, one hundred twenty-two thousand, one hundred fifty-four".