2540151597948 has 24 divisors (see below), whose sum is σ = 6131400409680. Its totient is φ = 817520054400.

The previous prime is 2540151597941. The next prime is 2540151597983. The reversal of 2540151597948 is 8497951510452.

It is a junction number, because it is equal to n+sod(n) for n = 2540151597891 and 2540151597900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540151597941) 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, 3649642753 + ... + 3649643448.

It is an arithmetic number, because the mean of its divisors is an integer number (255475017070).

Almost surely, 2^{2540151597948} is an apocalyptic number.

It is an amenable number.

2540151597948 is an abundant number, since it is smaller than the sum of its proper divisors (3591248811732).

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

2540151597948 is a wasteful number, since it uses less digits than its factorization.

2540151597948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7299286237 (or 7299286235 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 60.

The spelling of 2540151597948 in words is "two trillion, five hundred forty billion, one hundred fifty-one million, five hundred ninety-seven thousand, nine hundred forty-eight".