1150551421532 has 6 divisors (see below), whose sum is σ = 2013464987688. Its totient is φ = 575275710764.

The previous prime is 1150551421507. The next prime is 1150551421577. The reversal of 1150551421532 is 2351241550511.

It is a junction number, because it is equal to n+sod(n) for n = 1150551421492 and 1150551421501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143818927688 + ... + 143818927695.

It is an arithmetic number, because the mean of its divisors is an integer number (335577497948).

Almost surely, 2^{1150551421532} is an apocalyptic number.

It is an amenable number.

1150551421532 is a deficient number, since it is larger than the sum of its proper divisors (862913566156).

1150551421532 is a wasteful number, since it uses less digits than its factorization.

1150551421532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287637855387 (or 287637855385 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 1150551421532 in words is "one trillion, one hundred fifty billion, five hundred fifty-one million, four hundred twenty-one thousand, five hundred thirty-two".