140172420481400 has 48 divisors (see below), whose sum is σ = 330491030858640. Its totient is φ = 55279264409600.

The previous prime is 140172420481399. The next prime is 140172420481433. The reversal of 140172420481400 is 4184024271041.

It is a happy number.

It is a super-2 number, since 2×140172420481400² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4935634409 + ... + 4935662808.

It is an arithmetic number, because the mean of its divisors is an integer number (6885229809555).

Almost surely, 2^{140172420481400} is an apocalyptic number.

140172420481400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140172420481400 is an abundant number, since it is smaller than the sum of its proper divisors (190318610377240).

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

140172420481400 is a wasteful number, since it uses less digits than its factorization.

140172420481400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9871297304 (or 9871297295 counting only the distinct ones).

The product of its (nonzero) digits is 57344, while the sum is 38.

The spelling of 140172420481400 in words is "one hundred forty trillion, one hundred seventy-two billion, four hundred twenty million, four hundred eighty-one thousand, four hundred".