2521230153530 has 192 divisors, whose sum is σ = 5602738014720. Its totient is φ = 807601075200.

The previous prime is 2521230153529. The next prime is 2521230153551. The reversal of 2521230153530 is 353510321252.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 50107685 + ... + 50157975.

It is an arithmetic number, because the mean of its divisors is an integer number (29180927160).

Almost surely, 2^{2521230153530} is an apocalyptic number.

2521230153530 is an abundant number, since it is smaller than the sum of its proper divisors (3081507861190).

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

2521230153530 is a wasteful number, since it uses less digits than its factorization.

2521230153530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50445 (or 50428 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 2521230153530 its reverse (353510321252), we get a palindrome (2874740474782).

The spelling of 2521230153530 in words is "two trillion, five hundred twenty-one billion, two hundred thirty million, one hundred fifty-three thousand, five hundred thirty".