340422551442 has 64 divisors (see below), whose sum is σ = 761928076800. Its totient is φ = 112660329600.

The previous prime is 340422551407. The next prime is 340422551453. The reversal of 340422551442 is 244155224043.

340422551442 is a `hidden beast` number, since 3 + 40 + 4 + 22 + 551 + 4 + 42 = 666.

It is a super-2 number, since 2×340422551442² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340422551397 and 340422551406.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10912567 + ... + 10943717.

It is an arithmetic number, because the mean of its divisors is an integer number (11905126200).

Almost surely, 2^340422551442 is an apocalyptic number.

340422551442 is an abundant number, since it is smaller than the sum of its proper divisors (421505525358).

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

340422551442 is a wasteful number, since it uses less digits than its factorization.

340422551442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32608 (or 32602 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 340422551442 its reverse (244155224043), we get a palindrome (584577775485).

The spelling of 340422551442 in words is "three hundred forty billion, four hundred twenty-two million, five hundred fifty-one thousand, four hundred forty-two".