1400766605730 has 48 divisors (see below), whose sum is σ = 3643310047104. Its totient is φ = 373402697760.

The previous prime is 1400766605717. The next prime is 1400766605731. The reversal of 1400766605730 is 375066670041.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1400766605731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2563416 + ... + 3061475.

It is an arithmetic number, because the mean of its divisors is an integer number (75902292648).

Almost surely, 2^{1400766605730} is an apocalyptic number.

1400766605730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1400766605730 is an abundant number, since it is smaller than the sum of its proper divisors (2242543441374).

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

1400766605730 is a wasteful number, since it uses less digits than its factorization.

1400766605730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5627671 (or 5627668 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The spelling of 1400766605730 in words is "one trillion, four hundred billion, seven hundred sixty-six million, six hundred five thousand, seven hundred thirty".