145407286846 has 8 divisors (see below), whose sum is σ = 225631996920. Its totient is φ = 70196621208.

The previous prime is 145407286823. The next prime is 145407286879. The reversal of 145407286846 is 648682704541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145407286846² (a number of 23 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, 1253511036 + ... + 1253511151.

It is an arithmetic number, because the mean of its divisors is an integer number (28203999615).

Almost surely, 2^145407286846 is an apocalyptic number.

145407286846 is a deficient number, since it is larger than the sum of its proper divisors (80224710074).

145407286846 is a wasteful number, since it uses less digits than its factorization.

145407286846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507022218.

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 145407286846 in words is "one hundred forty-five billion, four hundred seven million, two hundred eighty-six thousand, eight hundred forty-six".