1621126010332 has 12 divisors (see below), whose sum is σ = 2934797087880. Its totient is φ = 782612556656.

The previous prime is 1621126010323. The next prime is 1621126010347. The reversal of 1621126010332 is 2330106211261.

It is a self number, because there is not a number n which added to its sum of digits gives 1621126010332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6987611998 + ... + 6987612229.

It is an arithmetic number, because the mean of its divisors is an integer number (244566423990).

Almost surely, 2^{1621126010332} is an apocalyptic number.

It is an amenable number.

1621126010332 is a deficient number, since it is larger than the sum of its proper divisors (1313671077548).

1621126010332 is a wasteful number, since it uses less digits than its factorization.

1621126010332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13975224260 (or 13975224258 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 1621126010332 in words is "one trillion, six hundred twenty-one billion, one hundred twenty-six million, ten thousand, three hundred thirty-two".