245704407542 has 16 divisors (see below), whose sum is σ = 402941559312. Its totient is φ = 111439432320.

The previous prime is 245704407541. The next prime is 245704407547.

245704407542 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 245704407493 and 245704407502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245704407541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12209183 + ... + 12229290.

It is an arithmetic number, because the mean of its divisors is an integer number (25183847457).

Almost surely, 2^245704407542 is an apocalyptic number.

245704407542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

245704407542 is a deficient number, since it is larger than the sum of its proper divisors (157237151770).

245704407542 is a wasteful number, since it uses less digits than its factorization.

245704407542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24438943.

The product of its (nonzero) digits is 1254400, while the sum is 44.

The spelling of 245704407542 in words is "two hundred forty-five billion, seven hundred four million, four hundred seven thousand, five hundred forty-two".