1400564747445 has 16 divisors (see below), whose sum is σ = 2240921547072. Its totient is φ = 746961881600.

The previous prime is 1400564747443. The next prime is 1400564747453. The reversal of 1400564747445 is 5447474650041.

It is not a de Polignac number, because 1400564747445 - 2¹ = 1400564747443 is a prime.

It is a super-2 number, since 2×1400564747445² (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 (1400564747443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2080645 + ... + 2670245.

It is an arithmetic number, because the mean of its divisors is an integer number (140057596692).

Almost surely, 2^{1400564747445} is an apocalyptic number.

1400564747445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1400564747445 is a deficient number, since it is larger than the sum of its proper divisors (840356799627).

1400564747445 is a wasteful number, since it uses less digits than its factorization.

1400564747445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747972.

The product of its (nonzero) digits is 7526400, while the sum is 51.

It can be divided in two parts, 140056 and 4747445, that added together give a triangular number (4887501 = T₃₁₂₆).

The spelling of 1400564747445 in words is "one trillion, four hundred billion, five hundred sixty-four million, seven hundred forty-seven thousand, four hundred forty-five".