1400412652546 has 4 divisors (see below), whose sum is σ = 2100618978822. Its totient is φ = 700206326272.

The previous prime is 1400412652511. The next prime is 1400412652547. The reversal of 1400412652546 is 6452562140041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1010605973521 + 389806679025 = 1005289^2 + 624345^2 .

It is a super-2 number, since 2×1400412652546² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1400412652499 and 1400412652508.

It is not an unprimeable number, because it can be changed into a prime (1400412652547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350103163135 + ... + 350103163138.

Almost surely, 2^{1400412652546} is an apocalyptic number.

1400412652546 is a deficient number, since it is larger than the sum of its proper divisors (700206326276).

1400412652546 is an equidigital number, since it uses as much as digits as its factorization.

1400412652546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700206326275.

The product of its (nonzero) digits is 230400, while the sum is 40.

Adding to 1400412652546 its reverse (6452562140041), we get a palindrome (7852974792587).

The spelling of 1400412652546 in words is "one trillion, four hundred billion, four hundred twelve million, six hundred fifty-two thousand, five hundred forty-six".