1051352641647 has 72 divisors (see below), whose sum is σ = 1908679893120. Its totient is φ = 545873407200.

The previous prime is 1051352641567. The next prime is 1051352641681. The reversal of 1051352641647 is 7461462531501.

It is a happy number.

1051352641647 is a `hidden beast` number, since 1 + 0 + 513 + 52 + 6 + 41 + 6 + 47 = 666.

It is not a de Polignac number, because 1051352641647 - 2²² = 1051348447343 is a prime.

It is a super-2 number, since 2×1051352641647² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051352141647) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15051072 + ... + 15120762.

It is an arithmetic number, because the mean of its divisors is an integer number (26509442960).

Almost surely, 2^{1051352641647} is an apocalyptic number.

1051352641647 is a deficient number, since it is larger than the sum of its proper divisors (857327251473).

1051352641647 is a wasteful number, since it uses less digits than its factorization.

1051352641647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71705 (or 71691 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 1051352641647 in words is "one trillion, fifty-one billion, three hundred fifty-two million, six hundred forty-one thousand, six hundred forty-seven".