146637950040 has 192 divisors, whose sum is σ = 490504584960. Its totient is φ = 37976843520.

The previous prime is 146637950033. The next prime is 146637950051. The reversal of 146637950040 is 40059736641.

146637950040 is a `hidden beast` number, since 1 + 4 + 6 + 637 + 9 + 5 + 0 + 0 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1669707 + ... + 1755333.

It is an arithmetic number, because the mean of its divisors is an integer number (2554711380).

Almost surely, 2^146637950040 is an apocalyptic number.

146637950040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146637950040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245252292480).

146637950040 is an abundant number, since it is smaller than the sum of its proper divisors (343866634920).

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

146637950040 is a wasteful number, since it uses less digits than its factorization.

146637950040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85782 (or 85775 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 146637950040 in words is "one hundred forty-six billion, six hundred thirty-seven million, nine hundred fifty thousand, forty".