1234002035540 has 12 divisors (see below), whose sum is σ = 2591404274676. Its totient is φ = 493600814208.

The previous prime is 1234002035501. The next prime is 1234002035557. The reversal of 1234002035540 is 455302004321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 211970001604 + 1022032033936 = 460402^2 + 1010956^2 .

It is a super-2 number, since 2×1234002035540² (a number of 25 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 3 ways as a sum of consecutive naturals, for example, 30850050869 + ... + 30850050908.

It is an arithmetic number, because the mean of its divisors is an integer number (215950356223).

Almost surely, 2^{1234002035540} is an apocalyptic number.

1234002035540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1234002035540 is an abundant number, since it is smaller than the sum of its proper divisors (1357402239136).

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

1234002035540 is a wasteful number, since it uses less digits than its factorization.

1234002035540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61700101786 (or 61700101784 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 1234002035540 its reverse (455302004321), we get a palindrome (1689304039861).

The spelling of 1234002035540 in words is "one trillion, two hundred thirty-four billion, two million, thirty-five thousand, five hundred forty".