1551045030312 has 16 divisors (see below), whose sum is σ = 3877612575840. Its totient is φ = 517015010096.

The previous prime is 1551045030307. The next prime is 1551045030341. The reversal of 1551045030312 is 2130305401551.

It is a self number, because there is not a number n which added to its sum of digits gives 1551045030312.

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, 32313438108 + ... + 32313438155.

It is an arithmetic number, because the mean of its divisors is an integer number (242350785990).

Almost surely, 2^{1551045030312} is an apocalyptic number.

1551045030312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1551045030312 is an abundant number, since it is smaller than the sum of its proper divisors (2326567545528).

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

1551045030312 is a wasteful number, since it uses less digits than its factorization.

1551045030312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64626876272 (or 64626876268 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 1551045030312 in words is "one trillion, five hundred fifty-one billion, forty-five million, thirty thousand, three hundred twelve".