2546155251040 has 48 divisors (see below), whose sum is σ = 6015451835232. Its totient is φ = 1018435001344.

The previous prime is 2546155251007. The next prime is 2546155251041. The reversal of 2546155251040 is 401525516452.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 2546155250984 and 2546155251002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2546155251041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6479052 + ... + 6860788.

It is an arithmetic number, because the mean of its divisors is an integer number (125321913234).

Almost surely, 2^{2546155251040} is an apocalyptic number.

2546155251040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2546155251040 is an abundant number, since it is smaller than the sum of its proper divisors (3469296584192).

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

2546155251040 is a wasteful number, since it uses less digits than its factorization.

2546155251040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423439 (or 423431 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 40.

The spelling of 2546155251040 in words is "two trillion, five hundred forty-six billion, one hundred fifty-five million, two hundred fifty-one thousand, forty".