2001524151942 has 64 divisors (see below), whose sum is σ = 5350774694400. Its totient is φ = 541765933920.

The previous prime is 2001524151937. The next prime is 2001524151983. The reversal of 2001524151942 is 2491514251002.

2001524151942 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 52 + 415 + 194 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2001524151897 and 2001524151906.

It is a congruent number.

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, 139335909 + ... + 139350272.

It is an arithmetic number, because the mean of its divisors is an integer number (83605854600).

Almost surely, 2^{2001524151942} is an apocalyptic number.

2001524151942 is an abundant number, since it is smaller than the sum of its proper divisors (3349250542458).

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

2001524151942 is a wasteful number, since it uses less digits than its factorization.

2001524151942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278686218 (or 278686212 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 2001524151942 in words is "two trillion, one billion, five hundred twenty-four million, one hundred fifty-one thousand, nine hundred forty-two".