535040061240 has 64 divisors (see below), whose sum is σ = 1621667849760. Its totient is φ = 141206446080.

The previous prime is 535040061223. The next prime is 535040061247. The reversal of 535040061240 is 42160040535.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 535040061198 and 535040061207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535040061247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22971181 + ... + 22994460.

Almost surely, 2^535040061240 is an apocalyptic number.

It is an amenable number.

535040061240 is an abundant number, since it is smaller than the sum of its proper divisors (1086627788520).

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

535040061240 is a wasteful number, since it uses less digits than its factorization.

535040061240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45965752 (or 45965748 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 535040061240 in words is "five hundred thirty-five billion, forty million, sixty-one thousand, two hundred forty".