601661450154 has 32 divisors (see below), whose sum is σ = 1209385805760. Its totient is φ = 199545296000.

The previous prime is 601661450141. The next prime is 601661450167. The reversal of 601661450154 is 451054166106.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (601661450141) and next prime (601661450167).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 983329 + ... + 1473179.

It is an arithmetic number, because the mean of its divisors is an integer number (37793306430).

Almost surely, 2^601661450154 is an apocalyptic number.

601661450154 is an abundant number, since it is smaller than the sum of its proper divisors (607724355606).

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

601661450154 is a wasteful number, since it uses less digits than its factorization.

601661450154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490886.

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 601661450154 in words is "six hundred one billion, six hundred sixty-one million, four hundred fifty thousand, one hundred fifty-four".