1406142032445 has 32 divisors (see below), whose sum is σ = 2504606279040. Its totient is φ = 748502951040.

The previous prime is 1406142032359. The next prime is 1406142032447. The reversal of 1406142032445 is 5442302416041.

1406142032445 is a `hidden beast` number, since 1 + 4 + 0 + 6 + 1 + 4 + 203 + 2 + 445 = 666.

It is not a de Polignac number, because 1406142032445 - 2¹⁵ = 1406141999677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406142032447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9925699 + ... + 10066368.

It is an arithmetic number, because the mean of its divisors is an integer number (78268946220).

Almost surely, 2^{1406142032445} is an apocalyptic number.

1406142032445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1406142032445 is a deficient number, since it is larger than the sum of its proper divisors (1098464246595).

1406142032445 is a wasteful number, since it uses less digits than its factorization.

1406142032445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19992602 (or 19992596 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 1406142032445 its reverse (5442302416041), we get a palindrome (6848444448486).

The spelling of 1406142032445 in words is "one trillion, four hundred six billion, one hundred forty-two million, thirty-two thousand, four hundred forty-five".