2051519587548 has 48 divisors (see below), whose sum is σ = 4793184693024. Its totient is φ = 682939514880.

The previous prime is 2051519587511. The next prime is 2051519587553. The reversal of 2051519587548 is 8457859151502.

It is a junction number, because it is equal to n+sod(n) for n = 2051519587491 and 2051519587500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38407836 + ... + 38461212.

It is an arithmetic number, because the mean of its divisors is an integer number (99858014438).

Almost surely, 2^{2051519587548} is an apocalyptic number.

It is an amenable number.

2051519587548 is an abundant number, since it is smaller than the sum of its proper divisors (2741665105476).

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

2051519587548 is a wasteful number, since it uses less digits than its factorization.

2051519587548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57542 (or 57540 counting only the distinct ones).

The product of its (nonzero) digits is 20160000, while the sum is 60.

The spelling of 2051519587548 in words is "two trillion, fifty-one billion, five hundred nineteen million, five hundred eighty-seven thousand, five hundred forty-eight".