1541420621332 has 96 divisors (see below), whose sum is σ = 2859994368000. Its totient is φ = 725479742592.

The previous prime is 1541420621329. The next prime is 1541420621371. The reversal of 1541420621332 is 2331260241451.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 781256298 + ... + 781258270.

It is an arithmetic number, because the mean of its divisors is an integer number (29791608000).

Almost surely, 2^{1541420621332} is an apocalyptic number.

It is an amenable number.

1541420621332 is a deficient number, since it is larger than the sum of its proper divisors (1318573746668).

1541420621332 is a wasteful number, since it uses less digits than its factorization.

1541420621332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645 (or 2643 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 1541420621332 its reverse (2331260241451), we get a palindrome (3872680862783).

The spelling of 1541420621332 in words is "one trillion, five hundred forty-one billion, four hundred twenty million, six hundred twenty-one thousand, three hundred thirty-two".