1400655000 has 80 divisors (see below), whose sum is σ = 4375693080. Its totient is φ = 373504000.

The previous prime is 1400654999. The next prime is 1400655029. The reversal of 1400655000 is 5560041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31689 + ... + 61688.

Almost surely, 2^1400655000 is an apocalyptic number.

1400655000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400655000 is an abundant number, since it is smaller than the sum of its proper divisors (2975038080).

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

1400655000 is an equidigital number, since it uses as much as digits as its factorization.

1400655000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93406 (or 93387 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1400655000 is about 37425.3256498858. The cubic root of 1400655000 is about 1118.8633770847.

It can be divided in two parts, 14006 and 55000, that added together give a triangular number (69006 = T₃₇₁).

The spelling of 1400655000 in words is "one billion, four hundred million, six hundred fifty-five thousand".