306461551142 has 4 divisors (see below), whose sum is σ = 459692326716. Its totient is φ = 153230775570.

The previous prime is 306461551133. The next prime is 306461551157. The reversal of 306461551142 is 241155164603.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 306461551096 and 306461551105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76615387784 + ... + 76615387787.

It is an arithmetic number, because the mean of its divisors is an integer number (114923081679).

Almost surely, 2^306461551142 is an apocalyptic number.

306461551142 is a deficient number, since it is larger than the sum of its proper divisors (153230775574).

306461551142 is a wasteful number, since it uses less digits than its factorization.

306461551142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153230775573.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 306461551142 in words is "three hundred six billion, four hundred sixty-one million, five hundred fifty-one thousand, one hundred forty-two".