1400312145140 has 48 divisors (see below), whose sum is σ = 2952203950080. Its totient is φ = 557925688320.

The previous prime is 1400312145131. The next prime is 1400312145149. The reversal of 1400312145140 is 415412130041.

It is an interprime number because it is at equal distance from previous prime (1400312145131) and next prime (1400312145149).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400312145149) 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, 72204845 + ... + 72224235.

It is an arithmetic number, because the mean of its divisors is an integer number (61504248960).

Almost surely, 2^{1400312145140} is an apocalyptic number.

1400312145140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400312145140 is an abundant number, since it is smaller than the sum of its proper divisors (1551891804940).

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

1400312145140 is a wasteful number, since it uses less digits than its factorization.

1400312145140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33392 (or 33390 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 1400312145140 its reverse (415412130041), we get a palindrome (1815724275181).

The spelling of 1400312145140 in words is "one trillion, four hundred billion, three hundred twelve million, one hundred forty-five thousand, one hundred forty".