662040140004 has 36 divisors (see below), whose sum is σ = 1673765746380. Its totient is φ = 220643731200.

The previous prime is 662040139991. The next prime is 662040140017. The reversal of 662040140004 is 400041040266.

It is an interprime number because it is at equal distance from previous prime (662040139991) and next prime (662040140017).

It can be written as a sum of positive squares in 2 ways, for example, as 192606876900 + 469433263104 = 438870^2 + 685152^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×662040140004² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 662040140004.

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, 1290897 + ... + 1729304.

It is an arithmetic number, because the mean of its divisors is an integer number (46493492955).

Almost surely, 2^662040140004 is an apocalyptic number.

It is an amenable number.

662040140004 is an abundant number, since it is smaller than the sum of its proper divisors (1011725606376).

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

662040140004 is a wasteful number, since it uses less digits than its factorization.

662040140004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026300 (or 3026295 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The spelling of 662040140004 in words is "six hundred sixty-two billion, forty million, one hundred forty thousand, four".